Which is better Playstation or Xbox

Give an example of a situation in which an individual's pursuit of economic self-interest may not benefit but instead harm the rest of society

The sun a. will become a red giant within two to three million years b. is in its main sequence, which willlast thousands of years c. is in its main sequence, which will last billions of years. d. will explode as a supernova after its main sequence

When the blood leaves the atria (upper chambers) where does it flow to? a. aorta b. lungs c. ventricles d. rest of the body