Question

By examining a system as a whole, it makes it easier to understand which of the following? Check all of the boxes that apply:

Answer 1

Examining a system as a whole it makes it easier to understand:......
I think its A&D
Because: You would want to know ans see the Main mission or purpose of the system, also you would want to see if there was any flaws at all. and if there were where.

Answer 2

Just macroanatomy right?
I would say A, as the only answer. 
Hope that helps,