The phone bill for Company XYZ consists of two components. A fixed monthly subscription fee of $600 and a constant calling rate of $0.5 per minute. Assume that during February Company XYZ has a total call time of 10,600 minutes how much was the total phone bill ($) for the month of February? a. 4,500 b. O 6,900 C. 5,500 d. None of the given answers e. O 4,900