What is the difference between the largest number and the least number written with the digits 7, 3, 1, 4?	Choose the most appropriate option.
A) 6084
B) 6184
C) 5084
D) 6048
E) 6049

Rationale: "1347 7431 - - - - - - - - - - - - 6084 answer : a"
Answer: A