"Hand it over," the mother kindly said to the child. what’s the personal pronoun in this sentence?

It

Explanation:

The personal pronoun used in the given sentence is it.

Pronouns are words we use instead of nouns or noun phrases. Personal pronouns are pronouns primarily associated with a particular grammatical person – first person (I, we), second person (you - both singular and plural), or third person (he, she, it, they).  Besides grammatical person, personal pronouns also give us information about gender (e.g. he/she), number (e.g. I/we), and case (e.g. he/him) of the noun it replaces.

Based on this information, we can conclude that the correct answer is it.