The Following Is a List of Statements Concerning Investigation Techniques

The following is a list of statements concerning investigation techniques. a. Questionnaires are an effective way of developing rapport with the business users. b. Workshops are an effective way of obtaining user buy-in and acceptance. c. Protocol analysis involves following a user for a period to find out what they do. d. Scenarios can be used as an effective basis for the development of prototypes. Which of the following is correct?

A) Statements a and c are incorrect, statements b and d are correct.
B) Statements a and d are incorrect, statements b and c are correct
C) Statements b and c are incorrect, statements a and d are correct.
D) Statements c and d are incorrect, statements a and b are correct.