WILL MARK BRAINLIEST IF RIGHT!!!
Meg described four triangles as shown below:

Triangle P: All sides have length 7 cm.
Triangle Q: Two angles measure 55°.
Triangle R: Two sides have length 8 cm, and the included angle measures 60°.
Triangle S: Base has length 8 cm, and base angles measure 55°.

Which triangle is not a unique triangle?

A) Triangle P
B) Triangle Q
C) Triangle R
D) Triangle S