Identify the sentence with an INCORRECT use of adverb.

Correct option is C

Option (c) contains an error.
Explanation: The correct placement of the adverb “soon” is after the auxiliary verb "will" in this case. So, it should be “She will soon finish the project.”
Grammatical Rule Used:
When using adverbs like soon, always, never, they typically come after the auxiliary verb and before the main verb.
Example:
✔ She will soon arrive.
✖ She soon will arrive.
�� Information Booster:
Adverbs of time (soon, later) should follow auxiliary verbs like "will", "can", etc.