Study the following alphanumeric series carefully and answer the questions given below:
574 658 821 945 247
If in each number the position of 1st and the `2^"nd"` digit are interchanged which number will be the smallest?

Options

A. 574
B. 658
C. 821
D. 945

Answer

B

Explanation

after changing first and second digit the number be 754,568,281,495,427. So smallest number 821 comes from 281.