What is the advantage of charging a fee in queuing?
What is the disadvantage?
a. eliminates those who really need the medical service; does not eliminate those who only barely need the medical service
b. eliminates those who barely need the medical service; does not eliminate those who really need the medical service and cannot afford the fee
c. eliminates those who barely need the medical service; eliminates those who really need the medical service and cannot afford the fee
d. does not eliminate those who barely need the medical service; eliminates those who really need the medical service and cannot afford the fee