David is a California resident. He won $5,000 in the California lottery. He also, won $10,000 playing slots in Vegas. David incurred $2,500 in gambling losses for the California winnings. He incurred $800 in gambling losses for the Vegas winnings. What amount of gambling losses, if any, can David deduct as a miscellaneous itemized deduction? a) $3,300 b) $ 800 c) $2,500 d) $ 0