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 10 centimeters

which of the following statements about this triangle is true?
a.
more than one triangle exists with the given conditions, and all instances must be right triangles.

b.
more than one triangle exists with the given conditions, and all instances must be isosceles triangles.

c.
exactly one triangle exists with the given conditions, and it must be a right triangle.

d.
exactly one triangle exists with the given conditions, and it must be an isosceles triangle.