First-class postage is $0.31 for the first ounce (or any fraction thereof) and $0.22 for each additional ounce (or fraction thereof). Let C(x) represent the postage for a letter weighing x oz. Use this information to answer the questions. a) Find lim C(x). Select the correct choice below and fill in any answer boxes in your choice. x-3 A. lim C(x) = S 0.75 (Type an integer or a decimal.) X-3" O B. The limit does not exist. b) Find lim C(x). Select the correct choice below and fill in any answer boxes in your choice. X-3* O A. lim C(x) = S (Type an integer or a decimal.) X-3* The limit does not exist

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