What is the term for teaching complex behaviors through the reinforcement of successive approximations of a desired response, which is typically used to train assistance dogs and ponies?

Ideally, the backrest is tilted back slightly, so when you turn the wheel your shoulders are the seat.

Which scenario is least likely to occur in a market economy? a) the government pays farmers to stop planting certain crops for a period of time. b) the government stops a factory from producing imitations of an expensive type of purse. c) the government offers tax breaks to companies that meet efficiency goals in their products. d) the government allows only two competitors to offer goods for sale on the country's highways.

Select the statement that is not true about the hubble telescope: a. it orbits above the earth, avoiding the light distortion caused by our atmosphere. b. it is mounted high on a hawaiian mountaintop to provide stable images. c. it has allowed scientists to see the formation of far-away stars and solar systems, leadin some certainty about the history of our own solar system. d. it has documented the destruction of far-away stars and galaxies, leading to some certa the theories of the life cycles of stars.