Answer:
Option B. Stopping the religious effort of Spain was one of England's main goals in sending explorers to the Americas.
Step-by-step explanation:
British explorers were sent to America in order to find way to the Indies market through Pacific. They also claimed that the North East coast of America for England.
Spanish already established their colonies in England and they came there in order to spread Catholic faith of Christianity in America. Fur Trade was at its peak and their supremacy and dominance was prevalent in America.
This was to be stopped by England. Hence, explorers were sent to America.