B. Grammer is spelled incorrectly , it should be grammar.
1. I wonder why are deadly extreme sports more popular than ever?
2. I'm asking you who is the most determined person you know?
3. I'm curious to find out is it your first time to go mountain climbing?
4. The reason why I won't go hang gliding is because I'm afraid of heights.
5. I'm telling you be careful when you go skateboarding.
6. Do you know if there are more people trying rock climbing than ice climbing?
hope this helps!
Metaphor, end rhyme, and repetition are all used.