Pushing his glasses back to the bridge of his nose. Brent ...

[maychende]

Pushing his glasses back to the bridge of his nose. Brent MacDouglas spoke about
  the joys of calculus.
 
  A) nose; Brent B) nose, Brent C) nose: Brent D) no change

Question 2

Which sentence expresses the thought most clearly and effectively and has no errors
  in its structure?
 
  A) Today's military pilots receive environmental education on why noisesensitive areas should be avoided and the process by which approved airspace
  is acquired.
  B) Today's military pilots receive environmental education not only on why
  noise-sensitive areas should be avoided but also the ways approved airspace is
  acquired.
  C) Today's military pilots receive environmental education on the necessity of
  avoiding noise-sensitive areas and on the process of acquiring approved
  airspace.

[xthemafja]

Answer to Question 1

B

Answer to Question 2

C

[maychende]

Gracias!

[xiazhe]

TYSM