单选题：How would you find out the version of the kernel in /usr/src/lin

How would you find out the version of the kernel in /usr/src/linux? @[D](1)
A. cat /usr/src/linux/.version
B. cat /usr/src/linux/VERSION
C. Look in the README
D. head -4 /usr/src/linux/Makefile




A.cat /usr/src/linux/.version
B.cat /usr/src/linux/VERSION
C.Look in the README
D.head -4 /usr/src/linux/Makefile


答案：D