2014-09-03 09:00:21

Doctors which are willing to help fight outbreaks of deadly viruses such as Ebola                                  (A)                                                                                      (B)
are rare,  since the risk of infection is especially high for anyone who comes into                                   (C)                                              (D)
contact with the infected. No error                                                                                                                                   (E)

The correct answer is A
Explanation: The error in this sentence occurs at choice A where the pronoun "which" is used incorrectly to refer to people. Since "doctors" are people, the proper pronoun to use is "who," so this pronoun choice error could be corrected by replacing "which" with "who."