Question

1. select the word that completes the sentence.

the ______ of the case study was to pinpoint the cause of the disease.

effect

affect

Explanation:

To solve this, we analyze the meanings of "effect" and "affect". "Effect" is a noun meaning a result or purpose, while "affect" is a verb meaning to influence. The sentence needs a noun to describe the purpose/result of the case study, so "effect" is correct.

Answer:

effect (the option with "effect")