GAUSS7 2011 Problem 9

Past Contests GAUSS7 GAUSS (GR. 7) - 2011
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If the point (3,4) is reflected in the x- axis, what are the coordinates of its image?
gauss7 2011 9

Answer Choices
A. (-4,3)
B. (-3,4)
C. (4,3)
D. (3,-4)
E. (-3,-4)