By the 1990s, a. almost 90 percent of all private practice ...

[londonang]

By the 1990s,
 
  a. almost 90 percent of all private practice doctors were full time specialists.
  b. there was fewer full-time specialists among private practices doctors than in the 1940s.
  c. about half of all private practice doctors were full-specialists.
  d. about two-thirds of all private practice doctors were full-time specialists.

Question 2

From the early decades of the 20th century most public school boards have been directly or indirectly
 
  a. run by a cross section of the general population.
  b. dominated by business leaders and their allies.
  c. dominated by professional educators.
  d. dominated by federal government officials.

[tjayeee]

Answer to Question 1

a

Answer to Question 2

b

[londonang]

TYSM

[rleezy04]

Gracias!