$HC\equiv CH + 2HOCl \rightarrow A$. What is the product $A$?

  • A
    $1,1,2,2$-tetrachloroethane
  • B
    $1,2$-dichloroethane
  • C
    $1,1$-dichloro$-2,2-$dihydroxyethane
  • D
    $1,2$-dichloro$-1,2-$dihydroxyethane

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