The Brand Lift Index _____

The brand lift index _____.

A)  gauges the average increase of in-store purchase decisions when point-of-purchase is present 
B)  gauges the average increase of in-store decision purchases when the package is changed 
C)  measures a brand's sales against that of the major competitor 
D)  measures a brand's sales by the type of store that sells the product 
E)  All of these are correct.