What are the two categories of sentences that may end with an exclamation point?

This is the noun or pronoun to which a pronoun refers.

The pizza delivery boy was neither early nor late he was right on time. question 12 options: (a)correct as it is (b)the pizza delivery boy was neither early nor late, he was right on time. (c)the pizza delivery boy was neither early nor late; and he was right on time. (d)the pizza delivery boy was neither early nor late: he was right on time.

Which of the following is an element of plot