walmart is the largest retailer in the world, and many consumer packaged$-$goods manufacturers like Kraft have offices in Bentonville, Arkansas, where Walmart is headquartered. Walmart has the ability to influence manufacturers to lower their prices so that it can deliver on its low$-$price guarantee to consumers. Walmart possesses? $1.$ exclusivity, $2.$ clout, $3.$ power, $4.$ none of the above?