HOW does this detail develop the article’s central idea?

Magnesium is the fourth most abundant mineral in the body and is essential to good health. magnesium is needed for more than 300 biochemical reactions in the body. it maintain normal muscle and nerve function, keep bones strong, keep one’s heart rhythm steady, and supports a healthy immune system. magnesium also regulate blood sugar levels, promotes normal blood pressure, and may play a role in energy metabolism and protein synthesis. doctors and scientists are trying to determine whether magnesium may play a role in preventing and managing disorders such as hypertension, cardiovascular disease, and diabetes. which is the main idea of this paragraph? a. the role of magnesium in human nutrition is being studied intensely. b. magnesium may be related to the body’s metabolism and other healthy functions. c. magnesium appears to contribute to hypertension, cardiovascular disease, and diabetes. d. magnesium and a healthy immune system are separate diseases.

Writing about thing people usually do

Select the correct answer. what is implied in the last line of this excerpt from mark twain's "the £1,000,000 bank-note"? as i approached the house my excitement began to abate, for all was quiet there, which made me feel pretty sure the blunder was not discovered yet. i rang. the same servant appeared. i asked for those gentlemen. "they are gone." this in the lofty, cold way of that fellow's tribe. a. that the servant hails from a different country and most likely migrated to england for employment b. that the servants in the homes of wealthy londoners consider themselves to be better than everyone else c. that the servant is unhappy with his employers and treats all his guests in a rude fashion d. that most servants in london have to live in poor conditions and frequently suffer from cold e. that the servants in london are prohibited from being friendly with th