The upgrade scripts are being used to upgrade Volume Manager. Which file’s existence
would indicate that the upgrade_start script had been run, but the upgrade_finish has yet to
be run?

A.
/UPGRADE_START/.start_runed

B.
/VXVM5.0-UPGRADE/.start_runed

C.
/etc/vx/.start_runed

D.
/etc/vx/.upgrade_runed