Answer:
42
in The Hitchhiker's Guide to the Galaxy by Douglas Adams, is the "Answer to the Ultimate Question of Life, the Universe, and Everything", calculated by a supercomputer named Deep Thought over a period of 7.5M years.
True because if you don't warm up you are more likely to tear a muscle
According to me he should choose Running in a 5K race, because when we run our lungs need much more air.