Sentences that delay the main point until the end of the sentence are called periodic.
Answer: If you describe someone as nonchalant, you mean that they appear not to worry or care about things and that they seem very calm.
Explanation:
This is a simile as it compares two things using the word like. It compares her running across the grass to a cheetah chasing its prey, implying she is running very fast
You need to master your attitude, above all else, in order to survive.
