Certkiller .com wants to start a backup set on January 31, 2006 at 5am. What is the correct syntax to specify this parameter in the configuration file?

A.
BEGINTIME=’2006-01-31 05:00′

B.
FIRSTCLIPDATE=’2006-01-31 05:00′

C.
STARTTIMESTAMP=’2006-01-31 05:00′

D.
BEGINTIMEPERIOD=’2006-01-31 05:00′