Conversion disorders are more common in people who are

a.

well educated in the science of medicine

b.

well known for experiencing poor medical care

c.

less knowledgeable about medical and psychological concepts

d.

living in areas that are well populated and economically secure

select the best answer from the choices provided

a

b

c

d

Which of these is a disadvantage of hydrogen fuel cells? a. engines that use hydrogen fuel are more efficient than gasoline-powered engines. b. the only emission produced by hydrogen fuel cells is water. c. hydrogen fuel is continually available and useful for heating. d. hydrogen fuel is often purified in a process that emits lots of greenhouse gases.