Suppose f(x) lies in the interval (12,18). What is the smallest value of ɛ such that f(x) – 15 <ɛ for all possible values of f(x)? ..... Select the correct choice below and, if necessary, fill in the answer box to complete your choice. O A. The smallest value of ɛ is. (Simplify your answer.) O B. There is no smallest value of ɛ.

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