California's "Perfect Storm," Following the Deregulation of Its Electricity Industry

California's "perfect storm," following the deregulation of its electricity industry, eventually resulted in an incredible rise in electricity prices. Which of the following is NOT a reason why this occurred?

A) innovations in production, which led to lower average costs of producing electricity
B) higher demand for electricity due to the hot summer
C) inadequate production by California's outdated electricity system
D) low snowfalls the previous winter, which led to compromised production of hydro-electric power in the West