ABCs (it would be abc's if it was lowercase)
An apostrophe doesn't pluralize a word, an 's' does.
Answer:
Manuel ate yogurt-covered pretzels.
Subject
: Manuel
Verb: ate
Completed thought: The yogurt-covered pretzels were eaten by Manuel
Explanation:
The subject of a sentence is the "doer" or "performer" of an action in a sentence.
The verb of a sentence is the word used to describe the action.