Each mile that we drive our cars produces a negative externality for others because of the pollution and congestion we produce. Suppose individuals collectively drive M miles. Which of the following statements correctly describes the relationship between benefits and costs at this level of total output. Group of answer choices Marginal Private Benefits (MPB) = Marginal External Cost (MEC) MPB = Marginal Social Cost (MSC) Marginal Private Benefit = Marginal Private Cost Total Private Benefits = Total Private Cost Total Private Benefits = Total External Cost