Lisa is examining a two-way table representing the sales of juice packaged in bottles with an old or new label. In the table, p, q, r, and s are the number of bottles sold or left on the grocery store shelf last Thursday. Sales of Juice Bottles

Sold
Left on the Shelf
New Label
p
q
Old Label
r
s

Comparing which two values will determine whether the new label had an impact on sales?
p and q
p and r
StartFraction p Over p + r EndFraction and StartFraction q Over q + s EndFraction
StartFraction p Over p + q EndFraction and StartFraction r Over r + s EndFraction