Complete the following statements with proper words or expressio

Complete the following statements with proper words or expressions according to the course book.​The problem of interrelation of the various meanings of the same word can be dealt with from two different angles: ( ) approach and synchronic approach. 
【正确答案】：DIACHRONIC
【题目解析】：​同一个词的不同意义之间的相互关系可以从两个不同的角度来处理：历时法和共时法。