If the range of the six numbers \(4, 3, 14, 7, 10\) and \(x\) is \(12,\) what is the difference between the greatest possible value of \(x\) and the least possible value of \(x?\)
(A) 0
(B) 2
(C) 12
(D) 13
(E) 15
Answer: D
Source: GMAT Prep