A number arrangement machine when given an input of numbers, rearranges them following a particular rule in each step. The following is an illustration of input and steps of rearrangement
Input: 25 280 345 36 93 147 550
Step I: 550 280 345 36 93 147 25
Step II: 550 345 280 36 93 147 25
Steps III: 550 345 280 147 93 36 25
This is the final arrangement and Step III is the last step for this input ?
Which of the following is the last step for the following input?
Input: 145 227 900 49 116 243 356
1)900 356 243 227 49 145 116
2) 900 356 243 227 145 116 49
3) 900 356 243 227 243 145 116 49
4) 900 356 243 227 116 145 49
5) None of these

Explanation

2, 900 356 243 227 145 116 49