Question

when a sentence uses ▼, the subject of the sentence performs the action of the verb.
the active voice
a preposition
the passive voice
a split infinitive

Explanation:

Active voice is defined as a sentence structure where the subject carries out the verb's action. Passive voice has the subject receiving the action, prepositions are relational words, and split infinitives involve inserting a word between "to" and a verb, which do not match the described definition.

Answer:

the active voice