Launched in 1995, Target's Archer Farm is a private-label brand that "offers a wide array of high-quality, delicious and unique foods at affordable prices allowing guests to savor every day." Arguably, given the somewhat higher prices as compared to other brands, Archer Farms product quality is typically superior to product quality of other private label brands. The brand's product quality is likely a(n) ___________.

A.point of parity

B.point of difference

C.irrelevant attribute

D.shared attribute