Cómo consigues buenas calificaciones (grades)?

Why is this statement not a hypothesis? sunflowers require soil and plenty of sunlight and water to grow and thrive. a. it is a well-known fact. b. it is a proven theory. c. it is not falsifiable. d. it is difficult to test.

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

People are willing to pay more for a diamond than for a bottle of water because