Lisa is asked to draw a triangle with the following specifications: two angles are complementary the side between the two complementary angles has a length of 12 centimeters which of the following statements about this triangle is true? a. exactly one triangle exists with the given conditions, and it must be an isosceles triangle. b. more than one triangle exists with the given conditions, and all instances must be right triangles. c. more than one triangle exists with the given conditions, and all instances must be isosceles triangles. d. exactly one triangle exists with the given conditions, and it must be a right triangle.