Aridge of land that separates two watersheds is called a(n)

Doctors recommend that both men and women take an aspirin every day to prevent heart attacks. however, the sample in the research study only contained men. the problem with doctors making this aspirin recommendation reflects a bias.

Every day at coat tech, bill sands down cars and then brian removes the dust. next, loni sprays primer on them, and katie sprays paint and a topcoat on them. finally, lyle dries the cars and polishes them. each person is the best team member at performing the job he or she does. coat tech’s workers have interdependence.

How important is it to have a powerful army and navy? give two reasons for your answer