问题详情

The diameter, dcentimeters, of the metal poles Goodpole Manufacturing produces must satisfy the inequality ∣d–3∣≤0.001. What is the maximum diameter, in centimeters, such a metal pole may have？
A.1.4995
B.1.5005
C.2.999
D.3.000
E.3.001请帮忙给出正确答案和分析，谢谢！