Point A is towards which direction from point B ? I. If a person walks 4m towards the north from point A and takes two consecutive right turns each after walking 4 m he would reach point C which is 8m away from point B II. Point D is 2m towards the east of point A and 4m towards the west of point B.

Data sufficiency questions are designed to check your ability to analyse & categorise information based on underlying concepts rather than calculations. So you should try to observe -  analyse and to find linkages between various statements rather soing lengthy calculations.