Answer: A) B. F. Skinner
Explanation: Burrhus Frederic Skinner was a well-known American psychologist whose theory of behavior was based on its consequences, that is, behavior is shaped and determined by its consequences. These consequences can be either punishment or reward, and they stipulate that certain behavior is likely to be repeated. This means that, based on, say, a certain reward, a child learns a certain behavior, remembers words or sounds.
<span>some land formations in California formed by the erosion were : Seaside cliffs and wetlands
Seaside cliffs formed by the abrasion of waves that deteriorate the land little by little which eventually formed the seacliff, meanwhile wetlands are formed as a physical barrier to counter the erosion. Yosemite National park and lakes in California were actually formed by erosion.</span>
Farming, stone buildings, quipus, and stone cutting.
