Select all representations for the domain of a function given by the number of minutes spent practicing your instrument for the last two hours.

There are two correct answers, and both must be chosen to receive credit for this question.

Responses

A. (0, 120)
B. {x | 0 ≤ x ≤ 120}
C. [0, 120]
D. [0, ∞)
E. {x| x > 120}
F. {x| x ∊ ℝ}
G. (120, ∞)