Question

select the pronoun whose antecedent is the detective and i. tomorrow the detective and i will turn over all of our evidence to the authorities.

Explanation:

To determine the pronoun with the antecedent "the detective and I", we analyze the sentence. The pronoun "our" is a possessive pronoun. The antecedent "the detective and I" is a compound subject (first - person singular "I" and the detective, so the plural possessive "our" refers back to this compound subject as it shows ownership of the evidence by both the detective and the speaker.

Answer:

our