Answer:
I think the answer is A. Hope it helps!!!!!
Explanation:
Testing facilities that engage in animal testing dispose of both animals and dangerous chemicals, food waste, and a variety of supplies used during the testing process. Not to mention, animal testing has a heavy impact on water and air quality. Additionally, animal testing is cruel and ineffective. Animals don't get many of the diseases that humans do. For example, major types of heart disease, many types of cancer, HIV, Parkinson's disease, and schizophrenia. 100 million animals are killed each year due to animal testing.
One of the main reasons why life expectancy dramatically rose in the past century was due to different factors. One that surely contributed to them was better access to medical equipment and medical advances themselves. As well as better nutrition that was available to the common person.
B Fitness workers provide instruction in aerobic exercise, strength training, and stretching.