Mariah Is Behind on Her Coursework Because of Training for the Upcoming

Multiple Choice

Mariah is behind on her coursework because of training for the upcoming tryouts for the swim team.On top of that,she broke up with her boyfriend last week.Monica,her twin sister,does not participate on a sports team and has plenty of time to get her homework done before her boyfriend visits most evenings.Compared to Monica,Mariah is likely to experience

A) fewer incidences of cold-related symptoms.
B) more upper respiratory illness.
C) less joint pain.
D) better sleep.