Which is defined as a psychological or physical need for a drug or other substance?

a.
psychological dependence

b.
addiction

c.
withdrawal

d.
physical dependence

Who is responsible for regaulating noise pollution

Scientists believe that differences in cause hot, plastic-like rock in the asthenosphere to rise toward earth's surface. a. density c. weight b. magnetism d. composition select the best answer from the choices provided

What are the symptoms of diabetes? what are the different types of diabetes?