choose the sentence in which all pronouns are used correctly?

Question

1.Just between you and I ,I AM NOT IMPRESSED BY OUR NEW MANAGER.
2 BE SURE TO DIVIDE ALL THE INCOME FROM THE SUBURBAN PROPERTY BETWEEN HE AND I.
3. IN SAT BETWEEN HIM AND HER DURING THE SALES CONFERENCE.
4. I HOPE SHE WILL KEEP THIS BETWEEN HER AND I.

Answer 1

Be careful with the word "between" because #1 = you and me
2. him and me
3. IN? is a person?
4. her and me

I, he are subjects. They will not go after "between."