Consider the following circuit given below. The bulb will light up,if

  • A
    $S_1, S_2$ and $S_3$ are all closed
  • B
    $S_1$ is closed but $S_2$ and $S_3$ are open
  • C
    $S_2$ and $S_3$ are closed but $S_1$ is open
  • D
    $S_1$ and $S_3$ are closed but $S_2$ is open

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