Which option BEST reflects the central argument of the author?(A)Yang’s team’s research will contribute to the creation of new materials.(B)Electron microscopes are a critical piece of materials research.(C)Human hair can support an entire person’s weight.(D)Keratin protein makes up all hair across species.

answer: i chose a.

explanation:

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.

in my opinion, ap calculus was the most difficult. i often struggled with it a lot. however, i have gotten a lot better.

definition was not one of the four methods