Aside from obtaining wealth what was another major reason why spain wanted to expand its empire overseas
a: to make a major scientific discoveries
b: to spread christianity
c: to create penal colonies
d: to obtain more slave laborers

The answer would be B to spread Christianity 

Several different things make up a culture like, how the people worship, their form of government, geography, and trade. religion is one of the most important things to a culture, it defines peoples life. their different beliefs form into festivities and events that merge with their culture. people that practice hinduism see cows as gods, so no doubt they would celebrate cows, and these celebrations would definitely merge with their culture. those that are buddhist live life trying to reach a certain level of peace, so no doubt would they change things in their life in order to correspond with their religion.