Which of the following sentences makes correct use of an introductory comma?
a. uh, how long should this process take?
b. battered and beaten, the hot air balloon landed in the field.
c. neither sentence
d. both sentences

The sentence that makes correct use of an introductory comma is option A. Uh, how long should this process take?

There is a rule that states that words that aren’t part of the sentence must be separated by a comma. This words comment on the meaning of the sentence, instead. So, introductory words that are placed at the beginning of a sentence are set off from what follows by commas. Common introductory words include yes, no, well, oh, and okay.

you didn't list the options but im guessing it's resolving contradictions

d

explanation: