NEED HELP ASAP!
 From the statement select the related given statement.
 If two parallel planes are cut by a third plane, the lines of intersection are parallel. 
 A.) Plane R is parallel to plane S; Plane T cuts planes R and S.
 B.) △ABC with ∠1 = ∠2. Point B is between points A and C
 C.)Line l; point P not on l. 
 D.)△ABC with midpoints M and N.