Unlike radiation where each of the derived meanings is directly connected to the primary meaning, ______describes a process where each of the later meaning is related only to the preceding one like chains.
A、back-formation
B、concatenation
C、association
D、extension
【正确答案】：B
【题目解析】：本题考查第六章词语发展的两种模式的区别即辐射型发展radiation和连锁型发展concatenation。因此选B，考生需要对这两种发展模式有一定的了解。
