MathematicsEasy53×since 2002Q3209If z is a complex number of unit modulus and argument θ\thetaθ, then arg (1+z1+z‾)\left( {{{1 + z} \over {1 + \overline z }}} \right)(1+z1+z) equals :A−θ - \theta \,\,−θBπ2−θ {\pi \over 2} - \theta \,2π−θCθ \theta \,θD π−θ \,\pi - \theta \,\,π−θCheck answerSkip