试题给出了计算机英文术语的解释，请从供选择的参考答案中选择正确的术语。

（）The process of identifying and correcting errors in a program.

A.route add default 192.168.0.1
B. route add up 192.168.0.1
C. route and -net 0.0.0.0/32 gw 192.168.0.1
D. route add -host 192.168.0.100/24 gw 192.168.0.1

A.CGI 脚本 
B.RPC 
C.DNS 
D.IMAP