Aryan prohibitions against miscegenation were based on geography. racial perceptions. religious principles. health concerns.

## Step 1<br />The question is asking about the basis of Aryan prohibitions against miscegenation. Miscegenation refers to the interbreeding of people considered to be of different racial types. The Aryans were a historical group of Indo-Iranians who migrated into the Indian subcontinent in ancient times.<br /><br />## Step 2<br />The Aryans had specific beliefs and principles actions and behaviors. These principles were deeply rooted in their religious beliefs and practices.<br /><br />## Step 3<br />The Aryans' prohibitions against miscegenation were based on their racial perceptions. They believed that interbreeding with other races would lead to the dilution of their racial purity and superiority.