what is the cheapest car insurance in southern california?

im 17 and a half, with "C" average grades. just started driving, what is the cheapest car insurance?

Insurance is very individual because it's based on your drivers record, sex, age, and a number of other variables such as location, credit rating and type of vehicle being insured.
If you really need to know then go here and get a quote, it's free.

http://gsx1.com/InsuranceComparison.html