Minor reword

Author: javiereguiluz

reference/forms/types/country.rst

@@ -21,8 +21,8 @@ the option manually, but then you should just use the ``ChoiceType`` directly.
 +-------------+-----------------------------------------------------------------------+
 | Rendered as | can be various tags (see :ref:`forms-reference-choice-tags`)          |
 +-------------+-----------------------------------------------------------------------+
-| Options     | - `choice_translation_locale`_                                        |
-|             | - `alpha3`_                                                           |
+| Options     | - `alpha3`_                                                           |
+|             | - `choice_translation_locale`_                                        |
 +-------------+-----------------------------------------------------------------------+
 | Overridden  | - `choices`_                                                          |
 | options     |                                                                       |
@@ -63,10 +63,10 @@ the option manually, but then you should just use the ``ChoiceType`` directly.
 Field Options
 -------------
 
-.. include:: /reference/forms/types/options/choice_translation_locale.rst.inc
-
 .. include:: /reference/forms/types/options/alpha3.rst.inc
 
+.. include:: /reference/forms/types/options/choice_translation_locale.rst.inc
+
 Overridden Options
 ------------------
 

reference/forms/types/language.rst

@@ -23,8 +23,8 @@ manually, but then you should just use the ``ChoiceType`` directly.
 +-------------+------------------------------------------------------------------------+
 | Rendered as | can be various tags (see :ref:`forms-reference-choice-tags`)           |
 +-------------+------------------------------------------------------------------------+
-| Options     | - `choice_translation_locale`_                                         |
-|             | - `alpha3`_                                                            |
+| Options     | - `alpha3`_                                                            |
+|             | - `choice_translation_locale`_                                         |
 +-------------+------------------------------------------------------------------------+
 | Overridden  | - `choices`_                                                           |
 | options     |                                                                        |
@@ -65,10 +65,10 @@ manually, but then you should just use the ``ChoiceType`` directly.
 Field Options
 -------------
 
-.. include:: /reference/forms/types/options/choice_translation_locale.rst.inc
-
 .. include:: /reference/forms/types/options/alpha3.rst.inc
 
+.. include:: /reference/forms/types/options/choice_translation_locale.rst.inc
+
 Overridden Options
 ------------------
 

reference/forms/types/options/alpha3.rst.inc

@@ -3,5 +3,13 @@ alpha3
 
 **type**: ``boolean`` **default**: ``false``
 
-This option determines if the choice values should be in the alpha3 instead 
-of the alpha2 format.
+.. versionadded:: 4.4
+
+    The ``alpha3`` option was introduced in Symfony 4.4.
+
+If this option is ``true``, the choice values use the `ISO 3166-1 alpha-3`_
+three-letter codes (e.g. New Zealand = ``NZL``) instead of the default
+`ISO 3166-1 alpha-2`_ two-letter codes (e.g. New Zealand = ``NZ``).
+
+.. _`ISO 3166-1 alpha-2`: https://en.wikipedia.org/wiki/ISO_3166-1_alpha-2
+.. _`ISO 3166-1 alpha-3`: https://en.wikipedia.org/wiki/ISO_3166-1_alpha-3