\[PQ\] and \[RS\] are two straight lines meeting at\[O\]. Which of the following statements is false?

• A.  \[\angle u=\angle w\]
• B.  \[\angle x=\angle v\]
• C.  \[\angle x=\angle v={{180}^{o}}\]
• D.  \[\angle x=\angle u={{180}^{o}}\]