Here were the choices on that question:
a. poverty
b. lack of adequate rivers
c. mountains
<span>d. richness
The answer is D. richness. Based on A Companion to World History, the African Sahel can be a corridor of communication between Nile and Niger valleys but did not materialize. The reason was the richness of Sahel that it that it can provide for itself even without trade.
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Answer:
D) Phosphorous catches fire in air.
Can you explain a little more
Answer:
Qatar terminated its membership on 1 January 2019. This means that, currently, the Organization has a total of 13 Member Countries. The OPEC Statute distinguishes between the Founder Members and Full Members - those countries whose applications for membership have been accepted by the Conference.
Explanation: