Solve the problem.Assume that the mathematical model C(x) = 14x + 170 represents the cost C, in hundreds of dollars, for a certain manufacturer to produce x items. How many items x can be manufactured if the cost is to be kept between $409,000 and $605,000?
A. {x 
420 < x < 560}
B. {x 
450 < x < 600}
C. {x 
300 < x < 450}
D. {x 
280 < x < 420}
Answer: D
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