Step II of an input is : cars 73 18 25 wear 49 long for
Which of the following is definitely the input?

In the first step, the word that comes first in the alphabetical order shifts to the left most position . While the remaining line shifts rightward. In the next step, the largest number shifts to the second position from left, pushing the remaining line shifts rightward. This goes on alternately till the words get arranged in an alphabetical order and the number in a descending order at alternately position.

We can't proceed backward.