Answer:
Holy cow in India and Sinhalese ethnic group in Sri Lanka
Step-by-step explanation:
The most important reason why there is so much livestock in India is that the cow is a sacred animal and the law strictly prohibits any killing, torture or injury. A cow in India is free to walk, in addition to cultivated, and thus there is a natural mixing of males and females and an increasing number of cows are born.
Sinhalese is the larges ethic group in Sri Lanka and the majority of the population. Religion is Buddhism and its types. Also, a certain percentage are Christians.