Question of the Day (November 22)

Published November 22, 2018 by Jeff

Verbal

The English physician Edward Jenner found that if experimental subjects were deliberately infected with cowpox, which caused only a mild illness, they are immune from smallpox.

(A) which caused only a mild illness, they are immune from
(B) causing only a mild illness, they become immune from
(C) which causes only a mild illness, they are immune to
(D) causing only a mild illness, they became immune from
(E) which caused only a mild illness, they would become immune to

Question Discussion & Explanation

Correct Answer - E - (click and drag your mouse to see the answer)