What is the converse of the following conditional statement?
"If two angles are vertical angles, then the angles are congruent."
A)Two angles are vertical angles if and only if the angles are congruent.
B)If two angles are not vertical angles, then the angles are not congruent.
C) If two angles are not congruent, then they are not vertical angles.
D) If two angles are congruent, then they are vertical angles.
