- AThree
- BFour
- CFive
- DTwo
Step-by-Step Solution
The input has four numbers (34, 12, 56, 28); one number is moved per step, so four steps complete the arrangement.
Answer: B) Four
A word-and-number arranging machine, given an input line, rearranges it in steps. Rule: in each step the smallest number not yet moved is placed at the extreme left end and all other elements shift one place to the right. Input: cat 34 dog 12 box 56 ant 28. How many steps are needed to complete the arrangement (until every number has been moved)?
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