INDIAN HISTORY

Detailed explanation-1: -The Aryans migrated to the Indian subcontinent in 1500 BCE. This large community of nomadic cattle herders, coming from central Asia, crossed the Hindu Kush Mountains and came into contact with the Indus Valley Civilization. Therefore, option A is correct.

Detailed explanation-2: -The Arya were central Asian Steppe pastoralists who arrived in India between roughly 2000 BCE and 1500 BCE, and brought Indo-European languages to the subcontinent.

Detailed explanation-3: -The ancient Aryans were a group of people who were originally from central Asia. Three thousand years ago, these Aryans settled in India, where they established the language of Vedic Sanskrit, founded the Vedic religion, and established a caste system of hierarchical classes.

Detailed explanation-4: -Climate change and drought may have triggered both the initial dispersal of Indo-European speakers, and the migration of Indo-Europeans from the steppes in south central Asia and India. Around 4200–4100 BCE a climate change occurred, manifesting in colder winters in Europe.

Detailed explanation-5: -Hint:Aryans were a nomadic group of people who had migrated from the Caucasus Mountain regions, from the north of the Black Sea towards Central Asia. These Indo-European people were initially nomadic and practiced herding of cattles and raising livestocks.