Which formula correctly calculates the percent change in price resulting from a shift in supply?
A) %ΔP=(%ΔD)/(E_D+E_S)
B) %ΔP=(%ΔD)/(|E_D|+E_S)
C) %ΔP=(-(%ΔS))/(|E_D|+E_S)
D) None of the above