Study the information given below carefully and answer the questions that follow :
Arun and Amit started walking from two different points 'A' and 'B' respectively Arun walks 2 kms North and turns to the East and walks 3kms and again turns to North walks 4 kms and finally turns to East and walks 5 kms to reach point 'C'. Similarly, Amit walks 2 kms North and turns to West and walks 3 kms and finally turns to North, walks 4 kms and meets Arun at point 'C'.
What is the distance between Arun and amit's starting points ?
1) 5 km
2) 8 km
3) 11 km
4) 13 km
5) None of these

Explanation

3, 11 kms