According to Simmel, the metropolis has always been the seat of
a. the exchange system.
b. individuality.
c. psychological well-being.
d. money economy.
Question 2
The author chose third-year students for her study because they
a. will have completed almost all their training.
b. are still enthusiastic about being doctors.
c. have moved out of the classroom to work with patients.
d. have had enough training to make them valid study participants.