Please select the eligibility criteria that correspond to the clinical trial below.
Title: Effectiveness and Cost-effectiveness of a Ready-to-Use-Food (RUF) Supplement to Prevent Acute Malnutrition in Children Between 6-36 Months in Urban Chad
Brief Summary: The overall objective of this project is to assess the effectiveness and cost-effectiveness of RUF (ready-to-Use Food, Plumpy Doz(r)) to prevent moderate acute malnutrition in children aged 6-36 months if embedded in a program of conditional household food assistance.


Options:
A: Inclusion Criteria:

* WH≥80% of median of NCHS reference without bilateral pitting oedema;
* Age ≥ 6 months and ≤36 months;
* Member of a household with a dependency ratio \>4;
* Not planning to leave the study zone for the coming 5 months;

Exclusion Criteria:

* Not showing appetite;
* Age \< 6 months or age \> 36 months
* Weight-for-Height Z-score \<-2 and/or the presence of bilateral pitting oedema in children 6-36 months;
* Member of a household with a dependency ration ≤ 4;
* Clinical complications
* Presence of chronic illness, cardiac disease, congenital abnormalities, cancer;
* Being allergic to one of the ingredients of the RUF.
B: 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
C: Inclusion Criteria:

Recruitment and primary eligibility criteria:

* Age \> 14 years.
* Ability to give informed assent or consent.
* Evidence of HIV infection, as documented by 2 positive ELISA antibody tests; or 1 positive ELISA, and 1 Western Blot; or 2 separate concurrent rapid tests.
* Currently pregnant (with a single or multiple fetuses).
* Gestation \< 30 weeks at referral from 'Call to Action' Program
* No serious current complications of pregnancy.
* Intention to breastfeed.
* Intention to deliver at the institution at which the study is based.
* Not previously enrolled in this study for an earlier pregnancy.
* Other than HIV, no active serious infection, such as tuberculosis or other potentially serious illnesses.
* No previous use of antiretrovirals including the HIVNET 012 regimen.
* Mother's CD4 count \> 250 cells/uL determined in the antenatal clinic.
* Mother's ALT \< 2.5 x ULN (upper limit of normal) determined in the antenatal clinic

Secondary eligibility criteria and treatment assignment:

* Mother who delivers outside of the institution at which the study is based must present with her infant to the study site within 36 hours of delivery.
* Mother accepts nevirapine and zidovudine+lamivudine 7-day regimen for herself and her infant.
* Infant birth weight \> 2000 g.
* No severe congenital malformations or other condition(s) not compatible with life.
* Based on clinical assessment, no maternal condition which would preclude the start of the study intervention.
D: Inclusion Criteria:

* Signed informed consent from at least one guardian
* Age 5.50 months to 6.49 months
* Availability during the period of the study.
* Permanent resident of Mangochi District Hospital or Namwera Health Centre catchment area

Exclusion Criteria:

* Weight for length Z score (WLZ) \< -2.0
* Presence of oedema
* Severe anaemia (Hb\<50 g / l)
* Severe illness warranting hospital referral
* History of allergy towards peanut
* History of anaphylaxis or serious allergic reaction to any substance, requiring emergency medical care
* Concurrent participation in any other clinical trial

Answer: A