The louisiana purchase of 1803 a) was a major cause of the spanish-american war. eliminate b) pushed the spanish below the rio grande in north america. c) resulted in increased conflict between the u. s. and france. d) almost doubled the area of the u. s. and gave it control of the mississippi river.

Who established the peoples republic of china in 1949

Psychologists studying infant memory want to determine at what age babies can remember specific events. an experimenter uses several puppets to demonstrate a series of actions while the infant watches. after a delay, the experimenter records how many of the actions the child imitates when playing with the puppets. what is the dependent variable?

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