A person travels through 5 cities - A, B, C, D, E. Cities E is 2 km west of D. D is 3 km north-east of A. C is 5 km north of B and 4 km west of A. If this person visits these citiesin the sequence B - C - A - E - D, what is the effective distance between cities B and D?	Choose the correct answer:
A) 12	B) 13	C) 14	D) 15	E) 16
make diagram first, then traverse according to 13 C A E D   u can find  5+4= 
<gadget id="calculator"> 5+4</gadget>
<output>9</output>
9 (13 to A)   A to E is not given but u can see it as 1.5 or 2 km so 13 to E is 10 km   now E to D is 2 km   total=5+4+1.5+2= 
<gadget id="calculator">5+4+1.5+2</gadget>
<output>12.5</output>
12.5   or 5+4+2+2= 
<gadget id="calculator">5+4+2+2</gadget>
<output>13</output>
13   ANSWER:13
<result>B</result>
A person travels through 5 cities - A, B, C, D, E. Cities E is 2 km west of D. D is 3 km north-east of A. C is 5 km north of B and 4 km west of A. If this person visits these citiesin the sequence B - C - A - E - D, what is the effective distance between cities B and D?