Your supervising attorney wants to know the advantages and disadvantages of using a deposition upon written questions. Which of the following statements is false regarding this discovery option?

a. Depositions upon written questions are easy and inexpensive.

b. Depositions upon written questions allow the attorney to circumvent the rules on the number of depositions, deposing the same witness twice, or taking a deposition before the time set by Rule 26(d).

c. Depositions upon written questions do not allow for follow-up questions based on the witness's answers.

d. Depositions upon written questions differ from interrogatories.