Which of the following is the correct priority order for the selection of the principal functional group for the nomenclature of a polyfunctional compound according to the $IUPAC$ system?

  • A
    $-CHO > -CONH_2 > -OH > -C \equiv C-$
  • B
    $-CONH_2 > -CHO > -OH > -C \equiv C-$
  • C
    $-C \equiv C- > -OH > -CONH_2 > -CHO$
  • D
    $-C \equiv C- > -CHO > -CONH_2 > -OH$

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