Two people A and B start walking from the same point. A walks 15 km East, then turns south and walks 5 km. At the same time, B walks 5 km South, then he turns to his left and walks 25 km. Where is B now with respect to the position of A?

• A. B is 35 km to the East of A
• B. B is 10 km to the East of A
• C. B is 10 km to the West of A
• D. B is 35 km to the West of A