Caffeine use is correlated with lower rates of a. Parkinson's ...

[Kikoku]

Caffeine use is correlated with lower rates of
 
  a. Parkinson's disease.
 b. Alzheimer's disease.
  c. Huntington's disease.
  d. multiple sclerosis.

Question 2

Vaccinations against drugs of abuse
 
  a. are unlikely to be effective.
 b. stimulate the immune system to delay or prevent effects of the problem drug.
 c. provide a general protection against all drugs of abuse.
 d. are unlikely to interfere with pain medications and other legitimate pharmaceuticals.

[lorealeza]

Answer to Question 1

a

Answer to Question 2

b