Hunting and gathering societies were most often infected by pathogens, because __________
a. they lived in small groups that were widely scattered
b. they had interfered with the pathogen's non-human host
c. they had inadequate nutrition which weakened their immune systems
d. they had been stung by insects
B
Political Science
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Although Muslims and Croats engaged in their own campaigns of , the Serbs were primarily responsible for genocide, and Muslims were the principal victims
Fill in the blank with correct word
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