The phrase “to sing” is an infinitive. “Singing” is a gerund or a participle. Which option correctly distinguishes them?

Question

Accepted Answer

Infinitives function as nouns, adjectives, or adverbs, while gerunds are always nouns.

Answer

Infinitives always follow verbs, while gerunds are always subjects.

Answer

Infinitives are only used after adjectives, while gerunds follow verbs.

Answer

Infinitives are a form of verb, while gerunds are a form of noun.