You are in a hospital emergency room observing as part of an internship. a child is brought in with a broken arm and the parent says the child fell off a slide while playing in the park. after x-rays and an examination, you notice that a social worker has been brought in. the social worker is asking questions about the incident, and stating the doctor says the break is not consistent with that type of injury. what is the social worker trying to ascertain? a. possible cultural misunderstandings b. possible faulty x-rays c. possible faulty playground equipment d. possible child abuse