"How Often to You Check Email? with Choices Of:_____ Less

"How often to you check email? with choices of:_____ less than once a day, _____ once a day, _____ twice a day, _____ three times a day, _____ more than three times a day" is an example of which type of question?

A) double-barreled
B) open-ended
C) leading question
D) closed-ended
E) decisive question