The correct option is D.
The development of agriculture opened the way of civilization for native Americans in Mexico and South America. The cultivation of maize in large quantity especially brought about trading with neighboring cities and towns and open up irrigation system and increased the population density of Mexico and South America.
<span>In the Senate, a bill is introduced by placing it on the presiding officer's desk or by formally introducing it on the Senate Floor. In the House, a bill clerk assigns the bill a number. ... The first reading of a bill means the bill's title is read on the House Floor. The bill is then referred to a committee for markup.</span>
It tells you that there is no other way out of the way their relationship is at the moment. it is rashly telling you to agree and is showing you power. the letter is also saying that your relationship is based on your differences and the conflict between you. I hope I am right.
