A social scientist uses a survey to study how much time per day people spend doing yard work. The variable given on the survey website measures this using the values 0, 1, 2, ..., 24. Explain how, in theory, TV watching is a continuous random variable.

(A) Someone could watch exactly 1 hour of TV or 1.8643 hours of TV.
(B) A person's focus while watching TV goes up and down as a continuous random variable,
(C) TV watching is something done all at once without interruption.
(D) A person's enthusiasm for watching TV goes up and down as a continuous random variable.