Multiple choice

Which of the following statements expresses the ideal relationship between the two categories; 'sound sleep' and 'healthy people'?

  1. Healthy people may not always have sound sleep.

  2. Sound sleep requires healthy people.

  3. People who sleep sound are healthy.

  4. Sound sleep may not be a sign of health.

Reveal answer Fill a bubble to check yourself
C Correct answer
Explanation

The only desirable ideal relationship.