C-09-Q112mediumsingle_mcqcosec(90∘−θ)=\operatorname{cosec}(90^\circ-\theta)=cosec(90∘−θ)= ?acosecθ\operatorname{cosec}\thetacosecθbsecθ\sec\thetasecθccotθ\cot\thetacotθ