Pure Food Company packed and sold quality food products to wholesalers and fancy food retailers. One of its most popular items was "southern style" baked beans, Charleston purchased a large can of the beans from the Superior Quality Grocery. Charleston's mother bit into a heaping spoonful of the beans at a family outing and fractured her jaw. The evidence revealed that the beans contained a brown stone, the size of a marble. In a subsequent lawsuit by Mrs. Charleston, which of the following is correct?

a. A- Mrs. Charleston can collect against Superior Quality for negligence.

B-Privity will not be a bar in a lawsuit against either Pure Food or Superior Quality.

C-The various sellers involved could have effectively excluded or limited the rights of third parties to sue them.

D-Privity is a bar to recovery by Mrs. Charieston, although her son may sue Superior Quality.