conversations-classic/res/menu/encryption_choices.xml

<?xml version="1.0" encoding="utf-8"?>
<menu xmlns:android="http://schemas.android.com/apk/res/android" >
     <group android:checkableBehavior="single">
    
<item
    android:id="@+id/encryption_choice_none"
    android:title="@string/encryption_choice_none"
    />
<item
    android:id="@+id/encryption_choice_otr"
    android:title="@string/encryption_choice_otr"
    />
<item
    android:id="@+id/encryption_choice_pgp"
    android:title="@string/encryption_choice_pgp"/>
</group>
</menu>