On the basis of the given drawing, write a Given and a Prove for the theorem. Theorem: If two lines are perpendicular, then these lines meet to form a right angle. a) O Given: AB bisects CD; Prove: LAEC ~ ZBEC b) O Given: AB I CD, Prove: LAEC ~ LBEC c) O Given: AB bisects CD; Prove: ZAEC is a right angle d) O Given AB I CD, Prove myAEC + m/BEC = 180 e) O Given AB L CD, Prove. ZAEC is a right angle f) O None of the above