Which of the following is an example of qualitative data ? a) sales for the newest

Which of the following is an example of qualitative data ? a) sales for the newest product model have amounted to $260,000 over the last three months.
b) blue is the selling color for all models in the product line
c) a certain brand's products are an average of 15% more expensive than comparable products from their direct competitor.
d) consumers feel that a certain brand is not stylish enough to interest them.