Sentence A: No matter which study style works best for you, the first step to academic success is designing an appropriate study space; the second step is, of course, studying. Sentence B: You might do well with an organized desk space, or you might prefer to study while lounging on the floor.

Sentence C: For example, maybe you study best in quiet spaces, or maybe you need background noise to keep focused.

Sentence D: All of this explains why the key to creating your perfect study space is knowing your own personal study style.
Which arrangement of these sentences would be best for a conclusion paragraph?

A.
C, B, A, D

B.
A, D, C, B

C.
D, C, B, A

D.
D, A, C, B