It sounds like Nick is suffering from a infection of some sort. The name of this infection he may be suffering from is onychomycosis.
Answer: Swimming, Skiing, Hiking, Spinning, Running, Walking and Kickboxing
Explanation: These are sports that require you to have good coordination, stamina, and leg muscle
C is the most assertive refusal of all the examples, and it is also the safest. Bravo to Lindsay for not allowing people under the influence drive her around, it isn't a good idea to use subtances and operate machinery. Hope this helps!
It's the last answer, number 4.
You have to breath normally during a stretch.