Question

which is one way that alcohol affects driving?
alcohol impairs motor skills.
alcohol improves decision - making.
alcohol increases normal brain function.
alcohol speeds up the nervous system.

Explanation:

To determine the correct answer, we analyze each option:

• "Alcohol impairs motor skills": Alcohol is a depressant that affects the nervous system, reducing coordination and motor skills, which is critical for safe driving.
• "Alcohol improves decision - making": Alcohol actually impairs judgment and decision - making abilities, so this is incorrect.
• "Alcohol increases normal brain function": Alcohol depresses brain function, not increase it, so this is wrong.
• "Alcohol speeds up the nervous system": Alcohol is a depressant and slows down the nervous system, so this is incorrect.

Answer:

A. Alcohol impairs motor skills