Jane does sit-ups everyday to improve her abdominal strength. Which principle of fitness is she following? A.

Overload

B.

Progression

C.

Reversibility

D.

Specificity

B

Explanation:

She is not overloading herself with work, so its not A

D, Specificity.

I hope this helped at all.

what is the question

starvation is bad because your body needs nutrition and to deprive it of nutrition can cause problems with both health and fitness.

explanation:

it can make weight loss slow down over time, but it won't cause someone to gain weight depsite restricting calories. starvation causes weakness in the senses like thirst.