Most effcient way to produce Lead(ll) Sulfate in a school lab

Which if the following equations is the most efficient way of producing lead(ll) sulfate in the school laboratory?

A) Pb + H2SO4 -> PbSO4 + H2
B) PbO + H2SO4 -> PbSO4 + H2O
C) PbCO3 + H2SO4 -> PbSO4 + CO2 + H2O
D) Pb(NO3)2 + H2SO4 -> PbSO4 + 2HNO3

D)