What the episode count for Ben 10: Alien Force Volume 8 on DVD?
CREATE TABLE table_name_90 (
    episode_count VARCHAR,
    dvd_title VARCHAR
)
SELECT episode_count FROM table_name_90 WHERE dvd_title = "ben 10: alien force volume 8"
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: What the episode count for Ben 10: Alien Force Volume 8 on DVD? ### Input: CREATE TABLE table_name_90 (
    episode_count VARCHAR,
    dvd_title VARCHAR
) ### Response: SELECT episode_count FROM table_name_90 WHERE dvd_title = "ben 10: alien force volume 8"