Question

How does a stimulant, such as an amphetamine affect attention?

Select one:
a. They impair attention at all levels,
b. At low levels, they increase attention. At high levels, they impair it,
c. They increase attention at all level,
O d. At low levels, they impair attention. At high levels, they increase it

Answer 1

C they increase activity of a number of neurotransmitters