Point G(6,4)G(6, 4)G(6,4) is reflected over the line y=xy = xy=x. What is the image G′G'G′?
(6,−4)(6, -4)(6,−4)
(4,6)(4, 6)(4,6)
(−6,4)(-6, 4)(−6,4)
(4,−6)(4, -6)(4,−6)