What is Segment A where Segment D is luxury sports cars?
CREATE TABLE table_15187735_15 (
    segment_a VARCHAR,
    segment_d VARCHAR
)
SELECT segment_a FROM table_15187735_15 WHERE segment_d = "Luxury Sports Cars"
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 Segment A where Segment D is luxury sports cars? ### Input: CREATE TABLE table_15187735_15 (
    segment_a VARCHAR,
    segment_d VARCHAR
) ### Response: SELECT segment_a FROM table_15187735_15 WHERE segment_d = "Luxury Sports Cars"