Please select the eligibility criteria that correspond 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: Inclusion Criteria:

* Children aged 9-23 months and their caregivers
* Have been eating solids for at least three months
* Singletons
* Normally nourished or only moderately malnourished (MUAC \>115mm, WHZ score \>-3)
* Healthy (no ill-health in past three days)
* No known food intolerances
* Have not been using Sprinkles, CSB++ or similar supplementary foods or supplements
* Informed signed consent of mother
* Mothers are healthy

Exclusion Criteria:

* Children \<9 months or \>23mths
* Not yet eating solid food for at least three months
* Twins/multiples
* Severely malnourished (MUAC\< 115mm, WHZ score\<3, bipedal pitting oedema).
* Oedema and/or any medical complications at recruitment or illness requiring referral, or any ill health in past three days.
* Known intolerances
* Children enrolled in Sprinkles, CSB++ or similar program
* No informed signed consent of caregiver
* Medical complications or illness requiring referral at time of recruitment or previous two weeks
B: Inclusion Criteria:

* 6 to 18 months; either sex, having no acute illness, and be on at least one semi-solid or solid food in a day.

Exclusion Criteria:

* loss of appetite,
* oral lesion,
* congenital anomaly/acquired disorder affecting growth,
* severe acute malnutrition (SAM) defined by:

  * MUAC \< 115 mm or
  * WL \< -3 Z score or
  * bipedal edema,
  * persistent diarrhea,
  * tuberculosis,
  * any other chronic illness.
C: Inclusion Criteria:

(1) Infants (target child) will be eligible to participate in the study if they are:

1. They are in utero at the baseline survey
2. Their parents/guardians are planning to stay in the study village for the next 12 months (if a mother is planning to give birth at her natal home and then return, she will still be a candidate for enrollment)

(2) Children \< 36 months old at baseline that are living in the compound of a target child will be eligible to participate in diarrhea measurement if:

1. They are \< 36 months old at the baseline survey
2. Their parents/guardians are planning to stay in the study village for the next 12 months

(3) Children 18 - 27 months old at baseline that are living in the compound of a target child will be eligible to participate in intestinal parasite specimen collection if:

1. They are 18 - 27 months old at the baseline survey
2. Their parents/guardians are planning to stay in the study village for the next 12 months
D: Study Population Description:

The subject population will be young children and their mothers/guardians living in several contiguous districts of Western Province, in the rural areas outside the towns of Bungoma and Kakamega. Communities must meet the following criteria:

* Located in a rural area (defined as villages with \<25% residents living in rental houses, \<2 gas/petrol stations and \<10 shops)
* Not enrolled in ongoing WASH or nutrition programs
* No chlorine dispensers at water sources installed by programs separate from the present study
* Majority (\>80%) of households do not have access to piped water into the home
* At least six eligible pregnant women in the cluster at baseline.

From enrolled communities, household compounds will be enrolled if they meet the following criteria.

Inclusion Criteria:

1. One or more women who self-identify as pregnant at the time of the baseline survey
2. The woman plans to stay in the community for the next 12 months.

Exclusion Criteria:

(1) The study excludes households who do not own their home to help mitigate attrition during follow-up.

Answer: C