After the downloading patch-4.6.4.xz from http://kernel.org, what are the next steps to prepare the build of a version 4.6.4 Linux kernel? (Choose two.)

After the downloading patch-4.6.4.xz from http://kernel.org, what are the next steps to prepare the build of a version 4.6.4 Linux kernel? (Choose two.)
A . Uncompress the file and move the resulting directory to /usr/src/linux
B . Apply the patch file to the kernel source directory containing kernel version 4.6.0
C . Apply the patch file to the kernel source directory containing kernel version 4.6.3
D . Uncompress the file using xz to get the uncompressed patch file
E . Use patch to apply the uncompressed patch file to the source directory of any previous kernel version

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Answer: BD