circle the letter of the sentence in which the bold-faced type is used incorrectly.a. orthopedic shoes can correct a child's club foot.b. an orthopedist at a ski resort has a large practice during the winter.c. there's a green orthopede in my sleeping bag.d. modern orthopedics can improve most curvatures of the spine.the answer is c. orthopede isn't even a word.

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.

Which is the best topic sentence for this letter? a) amelia grady likes the middle school fundraiser. b) the basketball team at kennedy middle school enjoys its community. c) kennedy middle school wants to get the community involved in its activities. d) kennedy middle school has organized an event in which you may be interested.

The physical injuries thaqt the narrator and other soldiers suffer in ernest hemingways in another country are reprsentative of