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).
Answer:
Examples:
They are televising his interview throughout the world.
The TV station is televising his interview throughout the world.
Explanation:
There are various 'unknown' possibilities for the subject; THAT'S why this sentence is usually written in the passive: when you don't know who is performing the action. (AND/OR, of course, when you want the focus to be on the receiver of the action, in this case: the interview.)
A first-person narrator is usually a character in the very story he is telling. For that reason, he can only tell the audience the things he knows, which can be limited or erroneous, or his assumptions, which can be quite biased. ... They lack impartiality since the story being told is influenced by their feelings
