Correct Answer: A,B,C,D

Rationale: A: Allowing multiple snacks can help provide additional nutrients and calories without overwhelming the toddler during mealtimes. B: Offering small, frequent meals throughout the day is a good strategy for toddlers experiencing physiological anorexia, as it can be more manageable for them. C: Providing a variety of healthy foods and allowing the toddler to choose promotes autonomy and encourages healthier eating habits. D: Avoiding the force-feeding of the toddler respects their hunger cues and helps build a positive relationship with food.

Correct Answer: A

Rationale: Early intervention program screening children for developmental delays is a secondary prevention strategy that aims to identify and address delays as early as possible, thus minimizing their impact.

Correct Answer: B,C

Rationale: B: Applying EMLA cream (lidocaine/prilocaine) at least an hour prior to the procedure helps numb the skin, making the lumbar puncture less painful. C: Offering a cup of juice and crackers can help distract the child and provide comfort during the waiting period.

Correct Answer: C,E

Rationale: C: Children with severe immunodeficiency are contraindicated from receiving live virus vaccines, as their weakened immune system cannot handle the live attenuated virus. E: A previous anaphylactic reaction to a vaccine is a strict contraindication to receiving that vaccine again due to the risk of a life-threatening allergic reaction.

Correct Answer: C

Rationale: Tuna fish is a good source of iron, as well as providing protein and omega-3 fatty acids, making it a suitable recommendation for increasing iron in the child's diet.