Different heads are in Column - $\mathrm{I}$ and its formulas are given in Column - $\mathrm{II}$. Match them appropriately.

Column - $\mathrm{I}$	Column - $\mathrm{II}$
$(a)$ Velocity head	$(i)$ $\frac{P}{{\rho g}}$
$(b)$ Pressure head	$(ii)$ $h$
	$(iii)$ $\frac{{{v^2}}}{{2g}}$

• A

  $(a-i),(b-iii)$

• B

  $(a-iii),(b-ii)$

• C

  $(a-iii),(b-i)$

• D

  $(a-ii),(b-i)$