Two non-mixing liquids of densities $\rho $ and $n \rho \,(n > 1)$ are put in a container. The height of each liquid is $h.$ A solid cylinder of length $L$ and density $d$ is put in this container. The cylinder floats with its axis vertical and length $\rho L (\rho < 1)$ in the denser liquid. The density $d$ is equal to

  • [NEET 2016]
  • A

    $[2+(n+1)P]\rho $

  • B

    $[2+(n-1)P]\rho $

  • C

    $[1+(n-1)P]\rho $

  • D

    $[1+(n+1)P]\rho $

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