Comprehension Passage
Direction: Study the following information to answer the given questions:
A man starts walking 5 km north, from point A to reach point B from where he takes a right turn and walks 7 km to reach point C takes a 45° anticlockwise turn and walks 10 km to reach point D. Now from point D, he takes a 135° clockwise turn walks 5 km to reach point E. From there he takes a 45° clockwise turn to walk 10 km and reaches point F. From F he walks 10 km south to reach point G takes a right turn to walk 13 km and reaches point H, and then walks straight north taking a 15 km walk to reach the point I. B is to the west of E just like A is to the west of F.Which of the following form a straight line?
1
BCE
2
IAF
3
IBC
4
IBD
5
Both a) and c).