Which Opponents have a Year of 1998 99, and a Team of aston villa?
CREATE TABLE table_name_23 (
    opponents VARCHAR,
    year VARCHAR,
    team VARCHAR
)
SELECT opponents FROM table_name_23 WHERE year = "1998–99" AND team = "aston villa"
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: Which Opponents have a Year of 1998 99, and a Team of aston villa? ### Input: CREATE TABLE table_name_23 (
    opponents VARCHAR,
    year VARCHAR,
    team VARCHAR
) ### Response: SELECT opponents FROM table_name_23 WHERE year = "1998–99" AND team = "aston villa"