The answer is either all of the above or the third option
If Janis must consume at most 1600 calires a day to reach her health goals, then Janis should work out and exercise to neutralize her three serving of morning cereal a day. Work out and exercise can help you burn calories and at them same time can help you stay fit and healthy.
C. Hyperactivity
Thats the answer
I think lymph nodes produce white blood cells...so when you get sick, they produce many white blood cells to fight the bacteria or virus, and I assume they swell because they're over-producing white blood cells.