CREATE TABLE table_8839 ("Model Number" TEXT, "Frequency" TEXT, "L2-Cache" TEXT, "Front Side Bus" TEXT, "Multiplier" TEXT, "Voltage" TEXT, "Socket" TEXT)

Which L2-Cache has a Frequency of 1333 mhz, and a Model Number of c3 1.3a?
SELECT "L2-Cache" FROM table_8839 WHERE "Frequency" = '1333 mhz' AND "Model Number" = 'c3 1.3a'
SELECT "L2-Cache" FROM "table_8839" WHERE "Frequency" = '1333 mhz' AND "Model Number" = 'c3 1.3a'