I would say b. c. & d. because the question is asking how to stay safe before, not during.
The most efficient way to eliminate waste is obviously to reduce. If we reduce the intake there wont be as much outtake.
Cardiovascular so you can pump oxygenated blood through the heart
Answer: Tina should worry about the fever first and get a ice pack or a cool rag to get him to his normal temperature. Doing that will make him comfortable...well at least a little. The child has pyrexia so medications such as acetaminophen and ibuprofen may help ease discomfort. Since this is a child, avoid giving him aspirin because this may cause a rare, serious condition.