Use prepositional phrases to bring complexity to your sentence structure and make your writing more interesting . a.
Use prepositional phrases
c.
to your sentence structure
b.
make your writing
d.
more interesting

I believe the correct answer is C

Explanation:

C starts with the preposition  to and includes the object of the preposition structure and two modifiers of the object your, sentence.

some attention getter quotes to support your thesis regarding brain work could be the following: :

a. storage capacity of your brain is virtually unlimited.

b. your brain produces sufficient electricity to light-up a small bulb.

c. different brain circuits are involved with reading aloud or silently.

d. your brain by itself does not feel pain.

e. reading allows your brain to download info directly.

f. brains of two musicians performing together can synchronize.

the answer is c? i just got it write