An organic liquid $A$ containing $C$,$H$,and $O$ has a pleasant odour with a boiling point of $78\ ^\circ C$. On boiling $A$ with conc. $H_2SO_4$,a colourless gas is produced which decolourises bromine water and alkaline $KMnO_4$. One mole of this gas also reacts with one mole of $H_2$. The organic liquid $A$ is:

  • A
    $C_2H_5Cl$
  • B
    $C_2H_5CHO$
  • C
    $C_2H_6$
  • D
    $C_2H_5OH$

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