Manufacturers of Splenda, a Low-Calorie Sugar Substitute, Wanted to Arrange

Manufacturers of Splenda, a low-calorie sugar substitute, wanted to arrange a focus group to find out its use in different markets. Open-ended questions were used in order to secure the unconscious attitudes and biases held by the subjects. This type of technique is known as:

A) scaling technique.
B) qualitative technique.
C) projective technique.
D) reactivity technique.
E) MDS technique.