Answer:
Due to same religion of the people, it act as a unifying force.
Explanation:
Hinduism served as a unifying force in South Asia from 1200 to 1450 CE because it was the main religion which was practiced by most of the population of people living in these regions. So it bring unity among these people due to the same religion of most of the people of South Asia. So we can say that Hinduism served as a unifying force among people in the region of South Asia.
All of them are good answers but it would have to be the second quote because it gave them access to trade with China and they don’t have to fight over who gets to trade with China
FOR THE FIRST QUESTION I BELIEVE ITS FALSE