George, a 15-year-old high school soccer player is diagnosed with infectious mononucleosis. what is the rationale for instructing him and his parents/caregivers that he should not participate in any type of "contact" sports or activities?

Which answer best describes the main purpose of the monroe doctrine? a to establish fixed borders in the western territories b to keep europe from further colonizing the western hemisphere c to limit the ability of the free states to protect runaway slaves d to promote settlement of the louisiana purchase