Answer:
If you want to write a paragraph to discuss similarities and difference of things or ideas you may want to use comparison/contrast techniques.
For example, if you want to compare two persons, you should compare their nationality, age, gender, race, class, appereance, etc. In general, while discussig two things or ideas you need to compare things that are relevant to the assignment.
Answer:
all of these
<em>hopes this helps :)</em>
Nick and Tom were educated at Yale.
Answer:
This is considered Celebrity Endorsement.
Explanation:
Essentially, the celebrity is a well-known individual, thus many people will follow their trail and listen to the same radio station.