A student makes a plan to improve his household’s sleep.

Which of these steps should be added to the plan?

(1 point)
Responses

Keep the bedrooms cool and dark.
Keep the bedrooms cool and dark.

Drink energy drinks 2 hours before bedtime.
Drink energy drinks 2 hours before bedtime.

Eat a snack 30 minutes before bedtime.
Eat a snack 30 minutes before bedtime.

Watch television 15 minutes before bedtime.
Watch television 15 minutes before bedtime.

Keep the bedrooms cool and dark