Select the correct answer. What is true about aerobic exercise? OA It does not require oxygen OB. During aerobic exercise the supply of oxygen is able to meet the demands of the body O c. It is not heart-healthy exercise OD. None of the above Reset Next​

1. which of the following is not required for research to qualify under the exception for informed consent? a. a life-threatening medical condition for which current treatments are unsatisfactory b. patient consent to the research c. minimal risks given the patient's life-threatening circumstances d. anticipated direct benefit to subjects