The answer is B. Fragile… Osteoporosis is a condition that makes bones more fragile. ( risk of breaking easy)
For minor injuries during exercise, use the rice method. rice stands for rest, ice, compression, and elevation.
Out of the choices given, the correct choice is only Jenna is correct. The correct answer will be C.
Mitochondria make energy for the cell to work and function. The chloroplast turn sun light into chemical energy. I guess you could say, that they use each-others energy.
Hope I helped!