The Table Below Shows the Payoff (Profit) Matrix of Firm

The table below shows the payoff (profit) matrix of Firm A and Firm B indicating the profit outcome that corresponds to each firm's pricing strategy (where $500 and $200 are the pricing strategies of two firms) .Table 12.2

-When negative externalities exist in production, _____.

A) the social supply curve lies to the left of the private supply curve
B) the social supply curve lies to the right of the private supply curve
C) the social supply curve is identical to the private supply curve
D) the private demand curve lies to the right of the social demand curve
E) the private demand curve lies to the left of the social demand curve