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How does marijuana affect driving ability?
- A.It has no effect on driving
- B.It improves focus for driving
- C.It can slow reaction time and impair judgment, coordination, and distance perception - driving while impaired by it is illegal
- D.It is only a problem when mixed with alcohol
Correct answer
C. It can slow reaction time and impair judgment, coordination, and distance perception - driving while impaired by it is illegal
Why
Marijuana can impair reaction time, judgment, and coordination needed for safe driving. Driving while impaired by any drug is against the law.
Manual topic: Pennsylvania Driver's Manual (PUB 95) - Chapter 5: Laws and Related Issues · From the Pennsylvania Learner's Permit (Car) practice bank (PAC-091).