Match the Column-$I$ and Column-$II$:

Column-$I$	Column-$II$
$(i)$ Viroid	$(a)$ Ramachandran
$(ii)$ Cell	$(b)$ Leeuwenhoek
$(iii)$ Virus	$(c)$ $T.O. Diener$
$(iv)$ Triple helical structure of collagen	$(d)$ Ivanowsky

• A
  $(i)-(c), (ii)-(b), (iii)-(d), (iv)-(a)$
• B
  $(i)-(a), (ii)-(b), (iii)-(c), (iv)-(d)$
• C
  $(i)-(d), (ii)-(c), (iii)-(b), (iv)-(a)$
• D
  $(i)-(c), (ii)-(d), (iii)-(b), (iv)-(a)$