Answer:
The missing criteria is ''A model must store that behavior in the form of a "symbolic conception" that can serve as a sort of standard for the behavior.'', or the retention aspect of imitation.
Explanation:
When the student watches the music teacher play, all they see is notes being played. Because they have no prior knowledge of piano, they do not know which notes they are, or the names of the notes, which is the way that pianists are able to retain melodies and play them.
So, the missing criteria is a way to store/retain the behavior.
Answer:
or 
Explanation:
Number of longitudes on Earth = 
In one hour the Earth rotates 
So,
takes 

Since the longitude is in the East the time difference will be added.
So, if it is noon in Greenwich the time at 100 degree East will be
or
.
Answer:
This was a way to make the Senate resistant to public pressure.
Explanation:
The framers of the constitution and pioneers of the American government divided the senate into three so that they can be up for reelection in two, four, and six years intervals. Their intention in allowing senators to remain in the house for slightly longer terms in office was to make the Senate a stabilized body who could take responsibility for their decisions, and who could make decisions that were independent of public opinion and pressure.
The Senate was also formed to provide the needed adjustments to the legislation made by the House of Representatives.