Answer:

Explanation:
Let's analyze each answer choice.
A. Gulf of Mexico: to the <u>south </u>of North America
B. Pacific Ocean: to the <em>west </em>of North America
C. Atlantic Ocean: to the <em>east </em>of North America
D. Arctic Ocean: to the <em>north</em> of North America
Since we want to find the body of water south of North America, the Gulf of Mexico is the correct answer.
Hundreds of cities in throughout China are the fountainhead of the Yangtze River's pollution, and across the last <em>50</em> years, it has been an increase of 73% in pollution volume in the nucleus of the river, through sewage and industrial waste dumping.
Ironically enough, since the Yangtze river was often referred to as “<em>the source of life</em>” in China; due being home to <em>350</em> fish species, and accounting for a significant sum of China’s water resources for rice and fishery production as well as a big part of the nation’s GDP, while being a center of great biological wealth.
Constitutional amendments can be proposed by the Congress with a two-thirds majority vote in both the House of Representatives and the Senate. Constitutional amendments can also be proposed by a constitutional convention called for by two-thirds of the State legislatures; however, the first way is the one that has always been used.
It is the Article V of the Constitution the one that prescribes how an<em> amendment</em>, which means an improvement, a correction or a revision to the original content, can become a part of the Constitution.
It’s either C or D. I’m leaning more towards C though.