Choose the sentence in which the pronouns are used correctly.
Athe cell phone with the blue case is mines, not hers.
Bthe cell phone with the blue case is mine, not hers.
Cthe cell phone with the blue case is mines, not his.
Athe cell phone with the blue case is mines, not hers.
Bthe cell phone with the blue case is mine, not hers.
Cthe cell phone with the blue case is mines, not his.