Intrinsic motivation is a motivation "from inside", with internal, rather than external awards.
Three of the things you mentioned have an external reward: the 500 Dollar prize( first option), the credit (third) and the hope of winning a blue ribbon (the last).
Only the second one has an intrinsic motivation: that you will be happy about performing this song (feeling proud of yourself, etc).
Provide Guidance, Identify the Problem, Brainstorm Options, Review the Pros and Cons, Create a Plan and most importantly always have a goal if you dont have goals to complete, then life will be meaningless
Roosevelt's use of rethoric in this excerpt advances his viewpoint in the followinf way:
By using parallel structure, Roosevelt draws attention to the reasons he is concerned about the dictators who have taken power in parts of Europe.
He presents six different noun phrases, all with the same grammatical form: <em>international generosity, return of true independence, world disarmament, freedom of expression, freedom of religion </em>and<em> good business.</em>
By using parallel structures, the text remains readable and clear, which helps to get the message across without any sort of confusion.
The answer should be B.
Credibility is important for obvious reasons. Who's going to trust a site that just gets their information from the ether?
Rhetorical questions can make the individuals in an audience feel like they are going through unnecessary pain, which would make them more likely to get the product being advertised.
Logos are... a bit complicated. You can just look that one up.
Hope this helped!