Which statement is needed to complete this syllogism? If the angles of the triangle are all equal, then the sides of a triangle are all equal.

If the sides of a triangle are all equal, then the triangle is equilateral. Therefore, if the angle of a triangle are all equal, then

A. The triangle is equiangular
B. The sides of a triangle are all equal
C. The angles of a triangle are all equal
D. The triangle is equilateral

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