The diagnostic test in which CSF is removed for laboratory test is a lumbar puncture, also called a spinal tap.
Answer:
Probably D, swimming injuries
Explanation:
Since they are swimming and most likely drunk, they could do something stupid that could resolve in an injury. Because it is only talking about the girls in the water in it's probably not a, b, or c, since all of them could be subjected by this.
Your body weight can depend on your genetics if your parents were prone to weight gain, so are you