$A$ question paper consists of two sections having $3$ and $4$ questions respectively. The following note is given on the paper: "It is not necessary to attempt all the questions. One question from each section is compulsory". In how many ways can a candidate select the questions?

  • A
    $105$
  • B
    $210$
  • C
    $27$
  • D
    $25$

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