Part 4. For each of the following research hypotheses identifyis the MOST IDEAL (strongest evidence) epidemiologic study designto address the hypothesis AND justify your choice.[Design/Method Selection]
a. Contaminated egg salad at a deli caused an outbreak of severegastrointestinal disease.
b. Low birthweight causes adult-onset asthma.
c. Prenatal cocaine exposure affects later child cognitiveperformance.
d. Gene polymorphisms are associated with Type 1 diabetes.
e. Milk intake midlife is protective for the development oflate-onset dementia at >70 years of age.
