The number of maximum normals that can be drawn from any point to an ellipse `x^2/a^2+y^2/b^2=1` , is

Number of normals that can be drawn at the point (-2,3) to the ellipse 3x^(2)+2y^(2)=30

Number of normals that can be drawn through the point (0,(1)/(2)) to the ellipse (x^(2))/(2)+(y^(2))/(1)=1 is ______

The number of distinct normal lines that can be drawn to the ellipse (x^(2))/(169)+(y^(2))/(25)=1 from the point P(0,6) is (A) one (B) two (C) three (D) four

Number of normals can be drawn from point (1,2) on the parabola y^(2)=12x

Angle between the tangents drawn from point (4, 5) to the ellipse x^2/16 +y^2/25 =1 is