Correct Answer: B

Rationale: Oral or parenteral antibiotics are essential in treating cellulitis to eliminate the infection. Topical antibiotics are not sufficient, and incision and drainage are only for abscesses.

Correct Answer: D

Rationale: After cleft palate repair, the child will need ongoing follow-up with audiologists, speech pathologists, and orthodontists to monitor hearing, speech development, and dental alignment.

Correct Answer: C

Rationale: By 10 weeks, infants typically turn their heads to the side to locate the source of a sound made at ear level.

Correct Answer: C

Rationale: Play is an effective way to communicate and build rapport with young children, especially pre-schoolers. It helps them feel comfortable, express themselves, and establish a connection with the caregiver. Lengthy discussions may not be suitable for their age and attention span, while explanation with drawings and models can enhance communication but may not engage them as effectively as play. Silence, on the other hand, may create a sense of unease or lack of interaction for pre-schoolers.

Correct Answer: B

Rationale: Roundworm (ascariasis) is typically transmitted through ingestion of contaminated soil, not directly from person to person. This statement indicates a misunderstanding requiring clarification.