In diachronic approach, other meanings apart from the primary me

In diachronic approach, other meanings apart from the primary meaning of a word were acquired by（）.
A、extension
B、narrowing
C、analogy
D、all the above
【正确答案】：D
【题目解析】：题干译文：从历史角度来看，原始意义外的派生意义是通过什么产生的？ All the rest are derived later on from the primary meaning. These meanings were acquired by extension，narrowing analogy, transfer，etc. 答案为D。