Rita drives to the north of her place of stay at A and after traveling 25 km finds that she has driven in the wrong directions. She then turns to her right and travels 2 km and then she again turns to the right and drives straight another 25 km. How much distance has she now to cover to go back to the starting point?
a) 25 km
b) 2km
c) 4km
d) 40 km