Considering the Research on Preschoolers' Ability to Provide Accurate Testimony

Considering the research on preschoolers' ability to provide accurate testimony about past events, which piece of advice would be the MOST important for an interviewer to be told prior to interviewing a young child?

A) Bring a doll to aid the child in answering your questions.
B) Make sure you know the answers to the questions before asking the child.
C) If you do not think the child has answered a question accurately, ask the question again.
D) Ask questions that will help children to testify accurately.