What is the most likely outcome of a novel changing medium?

Me i’m in need of answerering this

The interaction between joanna and triburcio can best be described as a) heated b) apathetic c) despondent d) hopeful

Which sentence has an incorrect shift in pronoun-antecedent agreement? a) each teacher needs to be paired up. b) each man needs to carry his own load. c) each of these women runs their own business. d) each child should bring his or her own lunch.