The battle between Californians and federal regulators is about ______.

A．the present situation in California will continue unless there is price control
B．the current crisis is partly attributed to previous command and control policy
C．price caps can temporarily solve energy problems an individual state meets with
D．they do understand what is going on in California and will take proper measures

A．help California's economy booming steadily
B．prevent power price from going up any further
C．enable the market to deal with supply and demand problems
D．have contracts signed between power producers and the utilities