what is the first make command that should be run which will delete any current configuration and all generated files?

After unpacking the source code for a Linux kernel, what is the first make command that should be run which will delete any current configuration and all

generated files? This command will ensure that no inappropriate files were left in the kernel archive by the maintainer.

A.
make depend

B.
make distclean

C.
make config

D.
make clean

E.
make mrproper