Please select the eligibility criteria that correspond to the clinical trial below.
Title: Sensitive Periods in Human Flavor Learning
Brief Summary: The goals of the proposed research are to specify the timing and consequences of the sensitive period for flavor learning in infants who are being breastfed or formula fed. The investigators will conduct a randomized within- and between-subject study of women and their infants during a 15-month window.


Options:
A: Inclusion Criteria:

* Mothers booked for delivery in Dunedin, New Zealand

Exclusion Criteria:

* Women booked after 34 weeks gestation,
* Identified congenital abnormality likely to affect feeding and/or growth
* Home address outside of metropolitan Dunedin or Invercargill,
* Families who are likely to shift out of metropolitan Dunedin or Invercargill in the next 2 years.
* Unable to communicate in English or te reo Maori.
B: Specific Inclusion Criteria at the parent-child dyad level will include:

* Consent from a primary caregiver (i.e., parent or legal guardian)
* Caregiver's ability to speak English or Spanish
* Infant presenting for a 2 month well-child visit (child is 6 ≥ 12 weeks old)
* Caregiver agrees to participate in the study, and agrees to bring their child to all well-child care visits until their 2 year well-child care visit.

Specific Exclusion Criteria at the parent-child dyad level will include:

* Child born prior to 32 weeks' gestational age or with a birth weight \< 1500 grams
* Child with weight/length \< 3rd percentile at 2 months of age
* Child with a diagnosis of failure to thrive or with weight that has dropped ≥ 2 percentile curves since the previous well child visit
* Child with known medical problems that may affect their ability to thrive or requires a special diet (e.g. metabolic disease, uncorrected congenital heart disease, renal disease, lung disease)
* Caregiver with significant mental or neurologic illness likely to impair their ability to participate
* Caregiver age \< 18 years
* Caregiver with known plans to move out of the immediate area during the study period
* Caregiver with poor visual acuity (i.e. vision worse than 20/50 with Rosenbaum Pocket Screener as assessed at the time of recruitment)

Specific Inclusion Criteria at the Pediatric Resident level will include:

* Participation in the medical center's pediatric resident training program
* Providing regular care (\> 3 sessions per month) in the pediatric resident primary care clinic; AND
* Consent to participate in the study

Specific Exclusion Criteria at the Pediatric Resident level will include:

* Providing no regular care in the pediatric resident primary care clinic (e.g., transitional-year resident, Medicine/Pediatrics resident); OR
* Known plans to leave the training program during the ensuing 6 months
C: Inclusion Criteria:

* Healthy, term infants and their mothers
* Infants 2 wks (+/- 2 wk of age)
* Mothers and infants exclusively breastfeeding or exclusively feeding a cows-milk based formula
* Mothers must be older than 18 years of age

Exclusion Criteria:

* Infants who were preterm or have medical conditions that interfere with feeding or eating
* Mothers who had gestational diabetes or are diagnosed with a major illness requiring treatment or surgery
* Mothers who will be going back to work full-time before the infant is 4 months old
* Mothers who are allergic to any vegetables
* Subjects will not be excluded because of economic status, gender, race or ethnicity.
D: Inclusion Criteria:

* families who have a child aged 18 months through 5 years
* live the Guelph area
* have a parent who can respond to questionnaires in English

Exclusion Criteria:

* families who plan to move during the study period
* children with severe health conditions (such as severe cerebral palsy) that would prohibit them from participating in study activities

Answer: C