Because humans have five senses: feel, see, taste, hear, and smell. When you step on a nail you basically going to feel it and you brain can sense that and it can trigger nerves which can cause pain.
Uhh, true. Not much context in the the question.
The full question is this:
What disease can be transmitted by ingesting contaminated foodd?
A. Chlamydia
B. E. coli.
C. Flu
D. Staph.
The correct option is B.
Some E.coli are harmless while some are pathogenic and can cause diseases such as diarrhea. The E.coli that cause diarrhea can be transmitted through contaminated food or water. Beef and dairy cattle are animal reserves of E.coli; they are found in the intestinal tracts of these animals and they cause illnesses in people who eat beef or take milk obtained from these cattle.
Answer: Philippe Pinel
Explanation: Philippe Pinel was a French physician considered the founder of psychiatry in France. He dedicated himself to the study of mental illness and its treatment. He advocated the treatment that people with mental illnesses should have, which should be more humane and not chained to the walls.