What is the difference between the largest number and the least number written with the digits 9, 2, 1, 5?  Choose the correct choice from the following answers
A) 6084  B) 3788  C) 2077  D) 8262  E) 1812
Explanation:   1259   9521   ------------   8262   Answer:8262
<result>D</result>
What is the difference between the largest number and the least number written with the digits 9, 2, 1, 5?