Please select the arm or intervention descriptions that belong to the clinical trial below.
Title: N/A
Brief Summary: To address cardiovascular disease, cancer, and osteoporosis, the most common causes of death, disability, and impaired quality of life in postmenopausal women. The three major components of the WHI are: a randomized controlled clinical trial of hormone replacement therapy (HRT), dietary modification (DM), and calcium/vitamin D supplementation (CaD); an observational study (OS); and a community prevention study (CPS). On October 1, 1997, administration of the WHI was transferred to the NHLBI where it is conducted as a consortium effort led by the NHLBI in cooperation with the National Institute of Arthritis and Musculoskeletal and Skin Diseases (NIAMS), the National Cancer Institute (NCI), and the National Institute on Aging (NIA).


Options:
A: Intervention Type: DRUG; Name: hormone replacement therapy; Assigned to Arm(s): N/A | Intervention Type: DRUG; Name: estrogens; Assigned to Arm(s): N/A | Intervention Type: DRUG; Name: progestins; Assigned to Arm(s): N/A | Intervention Type: DRUG; Name: estrogen replacement therapy; Assigned to Arm(s): N/A | Intervention Type: BEHAVIORAL; Name: diet, fat-restricted; Assigned to Arm(s): N/A | Intervention Type: DRUG; Name: calcium; Assigned to Arm(s): N/A | Intervention Type: DRUG; Name: vitamin D; Assigned to Arm(s): N/A | Intervention Type: BEHAVIORAL; Name: dietary supplements; Assigned to Arm(s): N/A
B: Arm Label: Healthy Choices; Type: OTHER; Interventions: Behavioral: Healthy Choices | Arm Label: Diet Substitution A; Type: EXPERIMENTAL; Interventions: Behavioral: Dietary substitution A | Arm Label: Diet Substitution B; Type: EXPERIMENTAL; Interventions: Behavioral: Dietary Substitution B | Intervention Type: BEHAVIORAL; Name: Dietary substitution A; Assigned to Arm(s): Diet Substitution A | Intervention Type: BEHAVIORAL; Name: Dietary Substitution B; Assigned to Arm(s): Diet Substitution B | Intervention Type: BEHAVIORAL; Name: Healthy Choices; Assigned to Arm(s): Healthy Choices
C: Intervention Type: BEHAVIORAL; Name: diet, sodium-restricted; Assigned to Arm(s): N/A | Intervention Type: BEHAVIORAL; Name: diet, fat-restricted; Assigned to Arm(s): N/A | Intervention Type: BEHAVIORAL; Name: exercise; Assigned to Arm(s): N/A | Intervention Type: BEHAVIORAL; Name: diet, reducing; Assigned to Arm(s): N/A | Intervention Type: BEHAVIORAL; Name: alcohol drinking; Assigned to Arm(s): N/A
D: Arm Label: Control; Type: NO_INTERVENTION; Interventions: N/A | Arm Label: Caloric Restriction; Type: OTHER; Interventions: Behavioral: behavioral dietary intervention | Arm Label: Exercise Intervention; Type: OTHER; Interventions: Behavioral: Exercise intervention | Arm Label: Caloric Restriction AND Exercise Intervention; Type: OTHER; Interventions: Behavioral: behavioral dietary intervention, Behavioral: Exercise intervention | Intervention Type: BEHAVIORAL; Name: behavioral dietary intervention; Assigned to Arm(s): Caloric Restriction, Caloric Restriction AND Exercise Intervention | Intervention Type: BEHAVIORAL; Name: Exercise intervention; Assigned to Arm(s): Caloric Restriction AND Exercise Intervention, Exercise Intervention

Answer: A