Which economic activities are most common ways of producing goods and services in countries across africa?
a. subsistence farming and commercial farming
b. livestock raising and commercial farming
c. nomadic herding and hunting and gathering
d. subsistence farming and nomadic hearding

Which important safety precautions should be taken during a tornado? check all that apply. stay away from doors and windows. move to high ground to avoid flood waters. try to avoid the storm by driving or running. stay outside to avoid being trapped in a building. lie on the floor and cover your head.