Question

What is the greatest challenge for Middle East based on its physical characteristics?
A. Pollution
B. Lack of usable water
C. No fertile soil
D. Cooperation from other countries

Answer 1

~Hello there! ^_^

Your question: What is the greatest challenge for Middle East based on its physical characteristics? 

Your answer: The greatest challenge for Middle East based on its physical characteristics is the lack of usable water.

The answer is option B.

Hope this helps~