Imagine listening to an audio recording of the this sentence from "a new breed."

a study of gregor mendel, the most important scientist of the 1800s, could certainly answer that question!

how would the exclamation point affect the speaker's reading of the sentence?

a. the exclamation point would indicate that the speaker would convey anger.
b. the exclamation point would indicate that the speaker would convey humor.
c. the exclamation point would indicate that the speaker would convey excitement.
d. the exclamation point would indicate that the speaker would convey uncertainty.