Which sentence uses the imperative mood?

The sentence that uses the imperative mood is: "First, put the eggs in a separate dish and beat them." The imperative mood is used to make suggestions or requests, to give orders, advice or instructions.

THIRD PERSON, SINGULAR

Explanation:

Pronouns are used in place of nouns. To achieve subject/verb agreement, the person must agree with the verb used.

When the pronoun I or me is used, it is in the FIRST PERSON. E g, I wait

When the pronoun 'you' is used, it refers to the SECOND PERSON. E.g You wait

When 'he, she, it' is used, we are referring to a THIRD PERSON. Eg. He waits