Information about a magazines readers is of interest to both the publisher and the magazines advertisers. A

Question:

Information about a magazine’s readers is of interest to both the publisher and the magazine’s advertisers. A survey of readers asked respondents to complete the following:
a. Age
b. Gender
c. Marital status
d. Number of magazine subscriptions
e. Annual income
f. Rate the quality of our magazine: excellent, good, fair, or poor
For each item identify the resulting data type.