Power inputs of a man were measured. In what state was this man if his power inputs were lower than basal metabolism?

Answer options

1. Sleep
2. Nervous tension
3. Simple work
4. Rest
5. Relaxation

Explanation

During sleep, most of the body functions are reduced to basal level or even below the basal level. Therefore, power inputs can be lower than basal level during sleep. During rest, it remains the same or even higher.