Please select the arm or intervention descriptions that belong to the clinical trial below.
Title: WASH Benefits Bangladesh: A Cluster Randomized Controlled Trial of the Benefits of Water, Sanitation, Hygiene Plus Nutrition Interventions on Child Growth
Brief Summary: Brief Summary:

The purpose of this study is to measure the independent and combined effects of interventions that improve water quality, sanitation, hand washing, and nutrition on child growth and development in the first years of life.


Options:
A: Arm Label: Water quality; Type: ACTIVE_COMPARATOR; Interventions: Behavioral: Water quality | Arm Label: Sanitation; Type: ACTIVE_COMPARATOR; Interventions: Behavioral: Sanitation | Arm Label: Hand washing; Type: ACTIVE_COMPARATOR; Interventions: Behavioral: Hand washing | Arm Label: Combined WASH; Type: ACTIVE_COMPARATOR; Interventions: Behavioral: Water quality, Sanitation, Hand washing (Combined WASH) | Arm Label: Nutrition; Type: ACTIVE_COMPARATOR; Interventions: Behavioral: Nutrition | Arm Label: Nutrition + Combined WASH; Type: ACTIVE_COMPARATOR; Interventions: Behavioral: Nutrition, Water quality, Sanitation, Hand washing | Arm Label: Non-intervention; Type: NO_INTERVENTION; Interventions: N/A | Intervention Type: BEHAVIORAL; Name: Water quality; Assigned to Arm(s): Water quality | Intervention Type: BEHAVIORAL; Name: Sanitation; Assigned to Arm(s): Sanitation | Intervention Type: BEHAVIORAL; Name: Hand washing; Assigned to Arm(s): Hand washing | Intervention Type: BEHAVIORAL; Name: Water quality, Sanitation, Hand washing (Combined WASH); Assigned to Arm(s): Combined WASH | Intervention Type: BEHAVIORAL; Name: Nutrition; Assigned to Arm(s): Nutrition | Intervention Type: BEHAVIORAL; Name: Nutrition, Water quality, Sanitation, Hand washing; Assigned to Arm(s): Nutrition + Combined WASH
B: Arm Label: Classic Intervention; Type: EXPERIMENTAL; Interventions: Behavioral: Classic Intervention | Arm Label: Minimum Intervention; Type: EXPERIMENTAL; Interventions: Behavioral: Minimum Intervention | Arm Label: Control; Type: NO_INTERVENTION; Interventions: N/A | Intervention Type: BEHAVIORAL; Name: Classic Intervention; Assigned to Arm(s): Classic Intervention | Intervention Type: BEHAVIORAL; Name: Minimum Intervention; Assigned to Arm(s): Minimum Intervention
C: Arm Label: Standard of Care; Type: PLACEBO_COMPARATOR; Interventions: Behavioral: Standard care | Arm Label: WASH; Type: ACTIVE_COMPARATOR; Interventions: Other: WASH | Arm Label: Nutrition; Type: ACTIVE_COMPARATOR; Interventions: Dietary Supplement: Infant and young child feeding | Arm Label: WASH and Nutrition; Type: ACTIVE_COMPARATOR; Interventions: Other: WASH and Nutrition | Intervention Type: BEHAVIORAL; Name: Standard care; Assigned to Arm(s): Standard of Care | Intervention Type: OTHER; Name: WASH; Assigned to Arm(s): WASH | Intervention Type: DIETARY_SUPPLEMENT; Name: Infant and young child feeding; Assigned to Arm(s): Nutrition | Intervention Type: OTHER; Name: WASH and Nutrition; Assigned to Arm(s): WASH and Nutrition
D: Arm Label: Water Quality; Type: ACTIVE_COMPARATOR; Interventions: Behavioral: Water Quality | Arm Label: Sanitation; Type: ACTIVE_COMPARATOR; Interventions: Behavioral: Sanitation | Arm Label: Handwashing; Type: ACTIVE_COMPARATOR; Interventions: Behavioral: Handwashing | Arm Label: Combined Water, Sanitation, and Handwashing; Type: ACTIVE_COMPARATOR; Interventions: Behavioral: Water Quality, Behavioral: Sanitation, Behavioral: Handwashing | Arm Label: Nutrition; Type: ACTIVE_COMPARATOR; Interventions: Dietary Supplement: Nutrition | Arm Label: Nutrition + Combined Water, Sanitation, and Handwashing; Type: ACTIVE_COMPARATOR; Interventions: Behavioral: Water Quality, Behavioral: Sanitation, Behavioral: Handwashing, Dietary Supplement: Nutrition | Arm Label: Active control arm; Type: NO_INTERVENTION; Interventions: N/A | Arm Label: Passive control arm; Type: NO_INTERVENTION; Interventions: N/A | Intervention Type: BEHAVIORAL; Name: Water Quality; Assigned to Arm(s): Combined Water, Sanitation, and Handwashing, Nutrition + Combined Water, Sanitation, and Handwashing, Water Quality | Intervention Type: BEHAVIORAL; Name: Sanitation; Assigned to Arm(s): Combined Water, Sanitation, and Handwashing, Nutrition + Combined Water, Sanitation, and Handwashing, Sanitation | Intervention Type: BEHAVIORAL; Name: Handwashing; Assigned to Arm(s): Combined Water, Sanitation, and Handwashing, Handwashing, Nutrition + Combined Water, Sanitation, and Handwashing | Intervention Type: DIETARY_SUPPLEMENT; Name: Nutrition; Assigned to Arm(s): Nutrition, Nutrition + Combined Water, Sanitation, and Handwashing

Answer: A