C. riches from all the gold and minerals they found
<span>The "Holocaust" refers to the period from January 30, 1933, when Hitler became Chancellor of Germany, to May 8, 1945 (V-E Day), the end of the war in Europe.</span>
During Vietnam War, US troops had the advantage of superior firepower. The correct option among all the options that are given in the question is the fourth or the last option. The United States forces did have a superior firepower but they lacked geographic knowledge of the region. This was one reason that the Vietnam forces never let the US forces have a complete victory.
<u>Answer:</u> D. National Origins Act
In WWI German aggression caused the Unites States to enter the war. This was because of the Zimmerman telegram. In WWII Japanese aggression caused the United States to enter the war. This was because of the attack on Pearl Harbor.