Christian missionaries played a significant role in Mizoram during the colonial era, leading to:

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

Christian missionaries played a significant role in Mizoram during the colonial era. They established schools and hospitals, which helped to improve the lives of the people of Mizoram. They also introduced Christianity to the people of Mizoram, which led to widespread conversion. This had a significant impact on the social and cultural practices of the people of Mizoram.

Here is a brief explanation of each option:

• Widespread conversion to Christianity: Christian missionaries were very successful in converting the people of Mizoram to Christianity. By the end of the colonial era, the majority of the people of Mizoram were Christian.
• Establishment of schools and hospitals: Christian missionaries also established schools and hospitals in Mizoram. These schools and hospitals helped to improve the lives of the people of Mizoram.
• Transformation of social and cultural practices: The introduction of Christianity also had a significant impact on the social and cultural practices of the people of Mizoram. For example, the practice of polygamy was abandoned by many people who converted to Christianity.

Overall, Christian missionaries played a significant role in Mizoram during the colonial era. They had a positive impact on the lives of the people of Mizoram, and their influence is still felt today.