Need to know asap!

heredity is best described as:

a. the single-most important influence on skill-related fitness
b. natural abilities that cannot be changed
c. highly mutable personal characteristics
d. none of the above

Darren was recently ticketed for speeding over 110 mph on the freeway. when the police officer stopped darren and asked him why he was going so fast, he replied that he was "king of the world." the month before this, darren felt sad and listless and had trouble getting up the energy to go to school. he probably suffers from:

Which disease is caused by a buildup of plaque in blood ves

What is a possible consequence of abusing intravenous drug such as heroin? a-hiv transmission b-alcohol poisoning c-improving appetite d-lung cancer