Even though it's a weekday Bob stays up late watching television instead of going to bed. Why does it do this?\nOptions:\n- pregnancy\n- hungry\n- insomnia\n- sleeping in\n- making love
Reason slowly and give your answer.
insomnia
Insomnia is the inability to sleep.

People with insomnia tend to stay up late.

People with insomnia tend to do some entertaining activity to kill boredom.

Watching television is an entertaining activity.

.

Final answer: insomnia