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: Control; Type: NO_INTERVENTION; Interventions: N/A | Arm Label: Handwashing Intervention; Type: EXPERIMENTAL; Interventions: Behavioral: Scaling Up Handwashing Behavior Change | Arm Label: Sanitation Intervention; Type: EXPERIMENTAL; Interventions: Behavioral: Total Sanitation and Sanitation Marketing | Arm Label: Combined; Type: EXPERIMENTAL; Interventions: Behavioral: Total Sanitation and Sanitation Marketing, Behavioral: Scaling Up Handwashing Behavior Change | Intervention Type: BEHAVIORAL; Name: Total Sanitation and Sanitation Marketing; Assigned to Arm(s): Combined, Sanitation Intervention | Intervention Type: BEHAVIORAL; Name: Scaling Up Handwashing Behavior Change; Assigned to Arm(s): Combined, Handwashing Intervention
B: 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
C: Arm Label: Intervention group; Type: N/A; Interventions: Behavioral: Improved water supply and sanitation | Arm Label: Control group; Type: N/A; Interventions: N/A | Intervention Type: BEHAVIORAL; Name: Improved water supply and sanitation; Assigned to Arm(s): Intervention group
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: B