A time that I often use acronyms is PEMDAS for math. PEMDAS stands for Parentheses Exponents Multiply Divide Add Subtract. This particular acronym is used for simplifying expressions with 2 or more operations. This was a very useful technique because it really stuck in the brain and helped me remember which order to simplify the expression.
Hope this helps :)
The answer is adults should listen to children
The answer is C because a compound direct object is a group of more than one noun and pronoun so because C is the that more than one noun or pronoun it is the answer.