Which sentence contains a gerund?
a. during the night, the temperature plummeted twenty degrees.
b. to navigate the winding road safely, we concentrated intensely.
c. on the first torrid day of summer, we always enjoy swimming.
d. the contemptible birds singing in the yard annoyed us all night.

The answer would be C; On the first torrid day of summer, we always enjoy swimming.

Here's the exact definition of a gerund:

Verbs Used as Nouns. Sometimes in English, a verb is used as a noun. When the verb form is altered and it serves the same function as a noun in the sentence, it is called a gerund.

Please mark brainliest <3

because people think they know everything well here is the truth they don't so yeah they try with what they have and they don't care if it's wrong or not some people do care but others don't hope this plz make me brainliest