The word “ lab” is formed through ______.

The word “ lab” is formed through ______.
A、back formation
B、blending
C、clipping
D、derivation
【正确答案】：C
【题目解析】：Clipping 截短法是指在多音节单词中保留单个音节，而删除其余音节。lab是laboratory截短后变成的。