4. A woman is brought into an emergency room after a severe automobile accident. She's unconscious and badly
injured. Her husband arrives at the emergency room at the
same time as she arrives in the ambulance. The doctor
explains the wife's condition to her husband and asks for
permission to operate on her. The husband agrees to the
operation. The husband's approval for the operation is called
consent. .
A. substituted
B. informed
C. mutual
D. contractual