The correct option is A 1
Given tan(180°−θ)cos(180°+θ)sec(−θ)sec(360°−θ)cot(90°−θ)sin(90°+θ)Using the various conditions for trigonometric functionsof allied anglestan(180°−θ)cos(180°+θ)sec(−θ)sec(360°−θ)cot(90°−θ)sin(90°+θ) =(−tan θ)(−cos θ)(sec θ)sec θ(tan θ)(cos θ) = 1