Which statement is a CENTRAL idea of the article? a
Many different types of brain scientists are working to understand how confidence affects the brain.
b
Neuroscientists can use images from fMRI and MEG scans to detect different types of brain activity.
c
A person's brain will ignore information that does not agree with their confidently held beliefs.
d
Confirmation bias is human tendency to seek out information that agrees with what people already believe.

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.

How do sotomayor’s descriptions of her family most likely affect readers? they show readers how latina families decorate their homes. they give readers images of the importance of family. they describe the struggle sotomayor endured in becoming a judge. they give readers feelings of hopelessness and desperation.

Which word in the sentence is a direct object? have you read your brother and sister their favorite books? a. you b. brother c. books d. sister