What is the call sign for a class of A?
CREATE TABLE table_name_69 (
    call_sign VARCHAR,
    class VARCHAR
)
SELECT call_sign FROM table_name_69 WHERE class = "a"
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 is the call sign for a class of A? ### Input: CREATE TABLE table_name_69 (
    call_sign VARCHAR,
    class VARCHAR
) ### Response: SELECT call_sign FROM table_name_69 WHERE class = "a"