How will you determine the. truth from an opinion?

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.

In the poem "we wear the mask," paul laurence dunbar voices his repressed anger and frustration toward american society. he repeats the title phrase three times in the poem, using the words mask and we to show that the first use of the phrase is matter-of-fact. in the second stanza, the statement is followed by a period, which shows resignation. however, at the end of the poem, dunbar almost shouts the phrase defiantly. the mask seems to become something he wears proudly. through this gradual emphasis on the phrase, dunbar could be implying that

When mrs. jameson says "it (the desert) won't leave you cold," what does she mean?