Sentence lacks parallel structure?

a. we had a delicious breakfast of bacon and eggs in bread and butter.
b. a doll, a video, and a wagon were the items on the little girls list.
c. tanya and her friend tammy we're studying biology and watching science films until late last night.
d. because he waited to the last minute to study, finish his labs too late, and is lacking motivation, jonathan failed science.

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 inequality is represented by this graph? f(0, 1)

What do you think tennyson is saying about the role of the artist and the connection of the artist to his or her society? cite evidence from the poem to support your view. your answer should be at least one hundred words.