The antifertility drug Novestrol (Ethynylestradiol) can react with which of the following reagents?

  • A
    $Br_2 / \text{water}$; $ZnCl_2 / HCl$; $FeCl_3$
  • B
    $\text{Alcoholic } HCN; NaOCl; ZnCl_2 / HCl$
  • C
    $Br_2 / \text{water}$; $ZnCl_2 / HCl$; $NaOCl$
  • D
    $ZnCl_2 / HCl; FeCl_3; \text{Alcoholic } HCN$

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