There are $20$ people working in an office. The first group of $5$ works between $8:00 \,A.M.$ and $2:00 \,P.M.$ The second group of $10$ works between $10:00 \,A.M.$ and $4:00 \,P.M.$ And the third group of $5$ works between $12$ noon and $6:00 \,P.M.$ There are $3$ computers in the office which all the employees frequently use. During which of the following hours are the computers likely to be used most?

  • A
    $10:00 \,A.M. - 12 \,noon$
  • B
    $12 \,noon - 2:00 \,P.M.$
  • C
    $1:00 \,P.M. - 3:00 \,P.M.$
  • D
    $2:00 \,P.M. - 4:00 \,P.M.$

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