B seems like the most reasonable answer.
Answer:B.Atherosclerosis is characterized by plaque buildup.
Explanation: Atherosclerosis is caused by the deposition of the plaque that makes the walls of the arteries thinner than they usual are and as they get blocked this can result to heart attack .
Answer:
Well, you should often do some exsersize
go to the gym or something
drink water more then soda
go on walks going outside is good
Explanation:
Urinary because it releases the waste and fluid
Answer: none of those listed
Explanation:
Antitoxin can be derived from either human (e.g., tetanus immune globulin) or animal (usually equine) sources (e.g., diphtheria and botulism antitoxin). Antitoxins are used to confer passive immunity and for treatment.