Match the following columns correctly:

Column-$I$	Column-$II$
$(1)$ Stearic acid	$(a)$ $CH_3-(CH_2)_2COO^-$
$(2)$ Butyric acid	$(b)$ $CH_3-(CH_2)_{16}COO^-$
$(3)$ Palmitic acid	$(c)$ $R-COOH$
$(4)$ Fatty acid	$(d)$ $CH_3(CH_2)_{14}COO^-$

• A
  $(1-a), (2-b), (3-c), (4-d)$
• B
  $(1-b), (2-c), (3-a), (4-d)$
• C
  $(1-b), (2-a), (3-d), (4-c)$
• D
  $(1-c), (2-b), (3-a), (4-d)$