Answer:
B. Asking a series of indirect questions.
Step-by-step explanation:
The practice of elicitation refers to obtaining information through asking a series of indirect questions.
Option A refers to a technique called deception, where incorrect facts are stated to observe the subject's reaction. Option C refers to building rapport, which can help to establish trust and encourage the subject to share information voluntarily. Option D refers to the use of intimidation or coercion, which is not a recommended or ethical method for obtaining information.