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A word-and-number arrangement machine rearranges any input line in steps. In each step the word that comes last in alphabetical order among the words not already shifted in an earlier step is taken out and placed at the extreme right end of the line. All the remaining elements keep their relative order, and the machine stops when no further shift is possible.
Input: fan 38 ink 74 lamp 21 rose 96.
Which of the following is Step 2 of the above arrangement?

Competition practiceInput-Output
  • Afan 38 74 21 96 rose lamp ink
  • Bfan 38 ink 74 lamp 21 96 rose
  • C38 74 lamp 21 rose 96 fan ink
  • Dfan 38 ink 74 21 96 rose lamp

Step-by-Step Solution

Work the machine forward from the input. Step 1: fan 38 ink 74 lamp 21 96 rose. Step 2: fan 38 ink 74 21 96 rose lamp. Hence the line shown is Step 2.
Answer: D) fan 38 ink 74 21 96 rose lamp

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