You are asked to perform a Solaris OS installation on a workstation. One requirement is that if the root file system becomes corrupted, the recovery of the root slice must take the minimum amount of time. Which layout will take the least time to recover the root slice (/)?

A.
/ 71.5 gigabyte
swap512 megabyte

B.
/40 gigabyte
swap1024 gigabyte
/usr10 gigabyte

C.
/20 gigabyte
swap1024 megabyte
/usr10 gigabyte
/export/home41 gigabyte

D.
/10 gigabyte
swap1024 megabyte
/var10 gigabyte
/usr30 gigabyte
/export/home21 gigabyte