question_answer

If PQRS is a parallelogram in which \[\angle SPO=40{}^\circ \], \[\angle OPQ=25{}^\circ \] and \[\angle SOR==75{}^\circ \], then which one of the following is incorrect?

A)  \[\angle QRO=40{}^\circ \]  

B)         \[\angle PQO=80{}^\circ \]

C)  \[\angle PSO=25{}^\circ ~\]

D)         \[\angle RQO=35{}^\circ \]

E)  None of these