Answer:
Authors often use MENTAL activity to develop the plot of a psychological suspense
Explanation:
hope this helps
Answer:
The verb is acts and the tense is third-person singular simple present indicative form.
Explanation:
Third-person singular simple present indicative form words end in a (s).
The only word that could potentially be a compound noun is patents, but that has its own definition-a government meeting of some sort.
A compound noun would be a compound word that is also a noun, but there aren't really any compound words.
I know this doesn't really help, sry.