Kevin has three steel beams. Beam A is 7 yards long, beam B is 12 yards long, and beam C is 3 yards long. If the full length of each beam is used, can the three steel beams be placed together to form a triangle? A. Since 12 yd - 3 yd < 7 yd, a triangle cannot be formed. B. Since 7 yd 3 yd < 12 yd, a triangle cannot be formed. C. Since 3 yd 7 yd < 12 yd, a triangle can be formed. D. Since 12 yd - 7 yd > 3 yd, a triangle can be formed.