Where are the london borough with the black caribbean population of 17974?
CREATE TABLE table_19149550_7 (
    london_borough VARCHAR,
    black_caribbean_population VARCHAR
)
SELECT london_borough FROM table_19149550_7 WHERE black_caribbean_population = 17974
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: Where are the london borough with the black caribbean population of 17974? ### Input: CREATE TABLE table_19149550_7 (
    london_borough VARCHAR,
    black_caribbean_population VARCHAR
) ### Response: SELECT london_borough FROM table_19149550_7 WHERE black_caribbean_population = 17974