The key issue is that the majority of Louisiana citizens liked what Huey Long wanted to do but weren't okay with paying for it. Nice things cost money.
So, they could have either a. rejected the programs or b. raised taxes.
Committee work is usually more important in the House than in the Senate because the House is much larger,and,in turn more work can be accomplished in committees than by the Senate.
D. the magnetic compass and gunpowder
The Yellow River region. The civilization of ancient China first developed in the Yellow River region of northern China, in the 3rd and 2nd millennia BCE. A large part of this area is covered by loess soil. In Chinese history, the Yellow River is not just a river; it stands for the origins of culture and civilization. ... That is because the Yellow River was the birthplace of ancient Chinese civilizations in the Xia (2100–1600 BC) and Shang (1600–1046 BC) eras — the most prosperous region in early Chinese history.
I hope this helps! ^^
"B is the answer because the Europeans were immune to the virus and the Indians weren't so they grew very ill which helped the Europeans."