What was the Yellow fever caused from?

The yellow fever virus is found in tropical and subtropical areas of Africa and South America. The virus is spread to people by the bite of an infected mosquito. Yellow fever is a very rare cause of illness in U.S. travelers.

Explanation:

it was caused by the Aedes aegypti mosquito.

Explanation:

C)They all eventually gained their independence from Britain or France.

Explanation:

After World War Two, the world entered a period of decolonization. Many colonies, which had supplied men and resources to the Allied effort , wanted to become independent and free. Many new countries emerged after gaining their independece, sometimes granted to them by London or Paris, or had to fight against the colonial rule politically or militarily. One instance of the first case was India, which became independent in 1947. Examples of the other case are Vietnam and Algeria, which fought long and brutal wars with the French army and prevailed (France left Algeria; the Vietnamese defeated the French in 1954 at Dien Bien Phu).

Besides, Lebanon (French mandate), Iraq, Syria and Palestine (British) evolved into independent nations (Israel in Palestine).