Answer:
D. Geography helps us understand our world in order to plan for the future.
Explanation:
There are two studies of geography: human geography and physical geography. the physical is about the water, living beings, relief, and the climate, that's why it can not be A because if it was A the study would be Entomology, it can't also be B because actually, we can not do a lot for the future of the earth studying other planets or the moon, because the human study is about the cultures of the humans, the populations, the study of the cities, the economy, etc and it can't be also C because of this, so it is D
I ALSO TOOK THE TEST