What is the image of the point (1,1)(1, 1)(1,1) after reflection across the xxx-axis?
(1,−1)(1, -1)(1,−1)
(−1,1)(-1, 1)(−1,1)
(−1,−1)(-1, -1)(−1,−1)
(1,1)(1, 1)(1,1)