6. Columbia House provides CDs to its mail-order club members. A Columbia House Music Survey asked new club members to complete an 11-question survey. Some of the questions asked were:

a. How many CDs have you bought in the last 12 months?

b. Are you currently a member of a national mail-order book club? (Yes or No)

c. What is your age?

d. Including yourself, how many people (adults and children) are in your household?

e. What kind of music are you interested in buying? Fifteen categories were listed, including hard rock, soft rock, adult contemporary, heavy metal, rap, and country.

Comment on whether each question provides qualitative or quantitative data.