I believe the correct answer would be that the Incan army traveled through canals.
Hope it helps!
The U.S. government introduced rationing mostly in order to <span>make sure war industries had the resources they needed</span>. The answer to your question is A. I hope that this is the answer that you were looking for and it has helped you.
Tent and mules are nouns. Grand Canyon and Arizona are nouns too but they are proper nound. And slept is an action.
Answer:
b. compete for dominance over structure and behavior.
Explanation: