"To accommodate for lack of dependable rainfall" would be the best option as to why the ancient Chinese organized large groups of people to build and maintain irrigation systems, since when rainfall would not come for long periods of time, the crops would likely die without proper irrigation.
<span>Allies killed almost all of the Japanese soldiers.
is correct answer
Explanation:
</span>The Battle of amphibious assault Jima materialized in Feb 1945. ... Despite its size, amphibious assault Jima was thought-about to own nice plan of action importance. there have been 2 airfields on the island – below Japan's control; they may be employed by Japanese fighter planes to attack yank<span> bombers on their flights to Japan.
</span>The Battle of Iwo Jima<span> Jima </span>described a number of the foremost<span> vicious fighting throughout the Pacific theater of operations. </span>it had been the primary winning Amerian<span> attack on Japanese soil.</span>
I believe your answers is a..
The innovations led to an increase in deforestation and pollution so environmental issues. But it allowed the United States to be a strong country economically and politically.