B is correct because the body urinates as often as it needs to empty one's bladder when it becomes "full" of the waste filtered from the blood stream by the kidneys. So poor/slow circulation leads to incontinence.
Answer from: Quest
Stand or kneel behind the child and wrap your arms around his or her waist. locate the navel with one or two fingers in the middle of the child’s abdomen. just above the navel and well below the lower tip of the breastbone
10alcohol affects the brain, reducing a person's ability to think clearly. the driver may not and actually feel he/she is performing better than they actually are.