Approximately _________ percent of the U.S. population are ...

[Lobcity]

Approximately _________ percent of the U.S. population are members of the working class.
 
  a. 30
  b. 40
  c. 50
  d. 60

Question 2

AIDS is caused by __________ and is among the most significant health problems that this nation and the world face today.
 
  a. human immunity virus
 b. human immunodeficiency virus
 c. high-level immunity virus
 d. acquired human virus

[skipfourms123]

Answer to Question 1

a

Answer to Question 2

b

[Lobcity]

Thanks for the timely response, appreciate it

[kthug]

Gracias!