Martin commutes 4 hours every weekday in his combustion-engine vehicle to his job in downtown Toronto. Which of the following represent social costs of Martin's commute? Copyrighted material. Not to be shared. Martin's cost of buying fuel, car insurance and maintaining his vehicle The opportunity cost of Martin's time spent commuting to work Air and noise pollution The opportunity cost of other commuters' time who drive the same route as Martin. All choices given are examples of the social cost.