The most obvious distinction between civil law and common law system is that the civil law system is a codified system; whereas the common law is not created by means of legislation but is based mainly on the case law.
选项：

A:区别;法典化的;立法;判例法
B:区分;编纂;立法;制定法
C:区别;法典化的;法规;大陆法
D:区别;编纂;案例法;判例法