The introduction of Christianity by missionaries in Meghalaya led to:

The correct answer is: d) All of the above.

The introduction of Christianity by missionaries in Meghalaya led to religious conversion of many tribals, establishment of educational institutions, and social changes and tensions.

• Religious conversion: Many tribal people in Meghalaya converted to Christianity after the arrival of missionaries. This led to a change in their religious beliefs and practices.
• Establishment of educational institutions: Missionaries also established educational institutions in Meghalaya. These institutions helped to spread Christianity and also provided education to the tribal people.
• Social changes and tensions: The introduction of Christianity also led to social changes and tensions in Meghalaya. Some people welcomed the changes, while others resisted them. This led to conflict and tension between different groups of people.

The introduction of Christianity had a significant impact on the people of Meghalaya. It led to religious conversion, the establishment of educational institutions, and social changes and tensions.