The Elasticity of Supply Is Given by
A) $\frac { \Delta \mathrm { Q } } { \Delta \mathrm { P } } \times \frac { \mathrm { P } } { \mathrm { Q } }$

The elasticity of supply is given by

A) $\frac { \Delta \mathrm { Q } } { \Delta \mathrm { P } } \times \frac { \mathrm { P } } { \mathrm { Q } }$
B) $\frac { \mathrm { P } } { \mathrm { Q } } \times \frac { 1 } { \text { slope } }$
C) $\frac { \Delta Q / Q } { \Delta P / P }$
D) All of the above