Which of the following best describes the short-term effects that alcohol has on the nervous system?
a.

alcohol affects one's movement, speech, and vision and causes one's breathing to speed up and become irregular.

b.

alcohol dulls concentration, impairs coordination, and causes one's thought process to be disorganized.

c.

alcohol impairs hearing and speech and causes one's memory to be heightened.

d.

alcohol affects one's memory, impairs sensory processing, and causes one's blood pressure to increase.