If firms produce identical products and have the same constant marginal cost, explain why the nash-bertrand equilibrium price and market quantity are the same regardless of the number of firms. the nash-bertrand equilibrium is the same regardless of the number of firms because a. the elasticity of demand will determine the price markup over marginal cost. b. the consumers will always purchase from the firm with the lowest price. c. the equilibrium price will always be greater than marginal cost. d. the level of competition is less than at the price-taking equilibrium.