Select all of the rotations about point P that carry the regular decagon onto itself.
A regular decagon with a horizontal dotted line and a vertical dotted line drawn through the center, P.
	A.	90º
	B.	108º
	C.	10º
	D.	36º
	E.	144º
                                             
                                          
                                          
                                        
											 
			                  