MrDagenais,82,having Fractured His Hip,is Transported to the Local Emergency Department,is

Mr.Dagenais,82,having fractured his hip,is transported to the local emergency department,is given sedation for pain,and is awaiting his surgical repair.What is the best action necessary to obtain consent?

A) The physician should have Mr.Dagenais's wife sign the consent form.
B) The physician should wait until the medication effects wear off and then have Mr.Dagenais sign.
C) Since Mr.Dagenais has been medicated,the nurse should explain the consent form to him.
D) Consent would be implied as this is an emergency situation.