Which of the following is bad advice for a person trying to overcome insomnia?

A) Drink a glass of milk 15 minutes before bedtime.
B) Avoid taking short naps during the day.
C) Drink a glass of wine 15 minutes before bedtime.
D) Don't engage in strenuous physical exercise just before bedtime.

Strenuous Physical

Strenuous physical activities involve intense or vigorous effort that requires considerable energy and endurance.

Short Naps

Brief periods of sleep, generally lasting less than 30 minutes, intended to quickly restore alertness and performance.

Insomnia

Recurring problems in falling or staying asleep.