Who Has the Priority for Providing Informed Consent for Health

Who has the priority for providing informed consent for health care for a patient who is under the age of majority according to the statute in the state of Washington?

A) Parents of the minor patient
B) A competent adult representing himself or herself to be a relative responsible for the health care of such minor
C) A person authorized by the court to consent to medical care for a child in out-of-home placement
D) The appointed guardian, or legal custodian … of the minor patient, if any
E) The individual, if any, to whom the minor's parent has given a signed authorization to make health care decisions for the minor