The answer is c because of science
Invasive exotic species are species that interfiere with the natural food chain and are usually foreign
Doctors have not identified a specific cause or result but they think that there are risk factors like:
- advancing age
- family history
-umheathly life style choices
- taking certain medicine
and just in case you did not know what osteoporosis is it is a common disease that weaken the bone and as they weaken you have a higher risk of unexpected fractures
please post the pic. links can not be opened here.