Question

http://static.k12.com/eli/ecollege/594/1_29488/2_31273_2_29490/fe56147f6a26f94206c0797e38a84d7d396aa5b5/media/f7af6873649f7131cee31990d02cf2c2c566b263/mediaasset_1346424_1.jpg


Find the range of the relation.
(Points : 0.2)
{−3, 3}
{−3, −2, 0, 3}
{−4, −3, −2, 0, 2, 3}
{−4, −2, 2, 3}