Tell me the branding for frequency of 680 khz
CREATE TABLE table_name_88 (
    branding VARCHAR,
    frequency VARCHAR
)
SELECT branding FROM table_name_88 WHERE frequency = "680 khz"
Below are sql tables schemas paired with instruction that describes a task. Using valid SQLite, write a response that appropriately completes the request for the provided tables. ### Instruction: Tell me the branding for frequency of 680 khz ### Input: CREATE TABLE table_name_88 (
    branding VARCHAR,
    frequency VARCHAR
) ### Response: SELECT branding FROM table_name_88 WHERE frequency = "680 khz"