You and your brother are babysitting your infant cousin. Initially, he is very interested in a puppet that you were using, but seems to not be very interested in it after a few minutes. Your brother thinks that he might not have a very long attention span. You tell your brother that your cousin is actually displaying

habituation

Explanation: In psychological learning habituation could also be seen as the process where there's a reduction in response to a stimulus after being repeatedly exposed to it. This process states that an animal or a person's may learn to ignore a stimulus due to repeated exposure to it.

Habituation

Explanation:

Is proclaimed to be a form of implicit learning.  with continually repeated stimuli.    Is consistent with the definition of habituation as a procedure.

In a plain definition, is the process of people or animals becoming used to something, gradual adaptation to a stimulus or the enviroments.  

two jet streams that directly affect the formation of weather in the continental part are a polar jet and a subtropical jet. they are responsible for the transportation of weather systems, which directly affect people. the polar front is the boundary between cold air from the north pole and warmer equatorial air. both the polar jet and the subtropical jet blow from the west to the east, and follow the boundary between cold and warm air.

the strongest jet streams are polar jets, while subtropical jets are somewhat weaker.

the right answer is c. the polar jet stream is generaly stronger than the subtropical jet stream.