I think the answer is "They help process nutrients, fight disease, and accommodate change." Am I sure? Nope. (I just passed the question)
Explanation:
A. freshwater fishing.
my reasoning:
Inside the Middle East, most countries have large supplies of oil, (which helps make the countries rich as they are today because of oil demands), which takes out the options C & D. The Middle East, is located within the Sahara desert, and so can contribute to desert research (B) as well.
So A, is your most logical choice.
hope this helps
Answer:
Sorry but what I didn't get you
Explanation:
Btw I'm honey a neon dog and it's nice to meet you !!!
Answer:
I think the best answer choice is c because irrigation didn't cause droughts for sure
Explanation: