In \[\Delta ABC,\] \[\angle C={{50}^{o}}\] and \[\angle A=\angle B\]. What is the measure of \[\angle A\]?

• A.  \[{{75}^{o}}\]  
• B.         \[{{80}^{o}}\] 
• C.  \[{{65}^{o}}\]    
• D.         \[{{45}^{o}}\]