单项选择题
A.2x-11y+16=0 B.2x-11y-16=0 C.2x+11y+16=0 D.3x-11y+16=0 E.3x+11y-16=0
A.A B.B C.C D.D E.E
A.(2.5,3.5) B.(3.5,3.5) C.(4,4) D.(3,4) E.(4,3)