- AStep IV
- BStep II
- CStep III
- DStep I
Step-by-Step Solution
Step I: 12 63 34 87 26 45; Step II: 12 26 63 34 87 45, which matches the given line.
Answer: B) Step II
A number-arrangement machine, given an input line, rearranges it step by step: in each step it moves the smallest remaining number to the left end while the other numbers keep their relative order. Input: 63 34 12 87 26 45. Which step produces the arrangement '12 26 63 34 87 45'?
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