Question

using a dictionary
which sentence uses the word affect correctly?
affect: effect:
affect
af·fect ə fekt
late middle english; from french affecter; from latin affectare

1. v. to influence or have an impact on
2. v. to stir someones feelings or emotions

the moving and powerful speech effected the audience
new technology can effect the way we learn
in my american history class, we studied the effects of world war i
do you think that the debate will effect the election results?

Explanation:

The word "affect" is a verb meaning to influence or have an impact on, or to stir someone's feelings. In the given sentences, the first three options use "effect" (a noun meaning a result or consequence) instead of "affect" incorrectly. The correct sentence is the one that uses "affect" as a verb in the right context.

Answer:

The moving and powerful speech affected the audience.