Question 2 of 4 - In the figure below, line AD is parallel to line H and line GK is parallel to line CF. C D 3 4 12 16/15 113714 5/6 8/7 9/10 12/11 F Which argument correctly explains why mZ3=mZ9? m23=mZ15, as they are exterior angles m215=mZ10, as they are corresponding angles m210 =m29, as they are supplementary angles O m23=mZ8, as they are vertical angles m28=mZ12, as they are corresponding angles m212 = m 29, as they are adjacent angles mZ3 =mZ4, as they are adjacent angles mZ4=mZ2, as they are supplementary angles mZ2 =m29, as they are alternate interior angles O m23=m22, as they are vertical angles mZ2 = m 216, as they are alternate interior angles m 216.=ma as they are corresponding angles