Less than half of the original population in Bam was ______.

A．spent a happy new year
B．stayed in a bad condition
C．remained optimistic about the future
D．were more than 51,500

A．make people change the time of the clocks on their cars
B．return the extra money to those buying cars in late 2001
C．include the details of writing off a car used for business
D．only cover the newest rules applying to cars bought this year