What is the source of the ebola virus in nature?
a) the source is unknown
b) the source is ticks or other arthropods
c) the source is monkeys and chimpanzees
d) the source is humans

Which statement is an accurate description of life in mongolia in recent years? the majority of the population now lives in cities. after a brief period of democracy, communists regained control of the government. subsistence farming remains the primary economic activity in the country. relations between mongolia and china are now tense. -gradpoint