What is the domain of the given function?


{(3, –2), (6, 1), (–1, 4), (5, 9), (–4, 0)}


{x | x = –4, –1, 3, 5, 6}

{y | y = –2, 0, 1, 4, 9}

{x | x = –4, –2, –1, 0, 1, 3, 4, 5, 6, 9}

{y | y = –4, –2, –1, 0, 1, 3, 4, 5, 6, 9