Question

you are on question 18 of 54. you are on the word knowledge section. time remaining: 35:54 q: efficacy most nearly means: a. the ability to produce a desired result b. a lack of skill c. a complicated process d. a state of failure

Explanation:

The word "efficacy" refers to the ability to produce a desired or intended result. Analyzing each option, A matches this definition. Option B is about lack of skill, C is about a process, and D is about failure, none of which are related to the meaning of efficacy.

Answer:

A. The ability to produce a desired result