$A$ signal of $5\ kHz$ frequency is amplitude modulated on a carrier wave of frequency $2\ MHz$. The frequencies of the resultant signal is/are

  • A
    $2005\ kHz$ and $1995\ kHz$
  • B
    $2005\ kHz$,$2000\ kHz$ and $1995\ kHz$
  • C
    $2000\ kHz$ and $1995\ kHz$
  • D
    $2\ MHz$ only

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