A Customer at Danielle,a French Restaurant,complains to Jason,the Manager,about a Dessert

A customer at Danielle,a French restaurant,complains to Jason,the manager,about a dessert being unacceptable.Jason inspects the dessert and finds that brie,a type of cheese,is overripe and has an ammonia-like taste.When Jason questions the pastry chef,Mario,he acknowledges that he knew the brie was bad.Jason analyzes the situation and concludes that Mario should be put through additional training to avoid such mistakes in the future.Which of the following,if true,would strengthen Jason's decision?

A) Mario contemplated resigning because of his mistake, but Jason did not want to let go of his experienced pastry chef.
B) Mario was unaware that the overripe brie could have been substituted with camembert, another type of cheese.
C) Mario had ill feelings toward Jason because of a recent personal altercation.
D) Mario is only one of two pastry chefs working at the restaurant.
E) Mario was overworked and underestimated the overall effect that the overripe brie would have on the dessert.