What Rating Scale Would Be Most Appropriate for Responding to a Survey

What rating scale would be most appropriate for responding to a survey question that asks, "How much time should a student study each week for an undergraduate college course?"

A) A: not much; B: a little; C: an average amount; D: a lot; E: almost always
B) A: 0-30 min; B: 31-60 min; C: 61-120 min; D: more than 120 min
C) A: 0-1 hr; B: 1-2 hr; C: 2-3 hr; D: more than 3 hr
D) A: below average; B: average; C: above average; D: no opinion