What impact have major transportation infrastructure projects like bridges and tunnels had on the population in Metro Vancouver over the past 100 years? a) They have made transportation easier, but have had only a minor effect on population size. b) They have allowed people to commute from further out, letting the population grow from <100,000 to ∼2.5 million. c) They have allowed people to commute from further out, letting the population grow from ∼500,000 to over 1 million today. d) They have allowed people to commute from further out, letting the population grow from <10,000 to over 1.5 million.