Direction: Study the following information carefully and answer the given questions.

Two buses i.e., bus P and bus Q start their journey from a common depot. Both buses complete their individual journey. Bus P moved 7 km towards south and reached stoppage 1. Then turned right and moved 8 km and reached stoppage 2. From there Bus P turned right and covered 9 km to reach stoppage 3. Then it turned to its left and covered 5 km to reach stoppage 4 and finally, it took a left turn and went 4 km to reach stoppage 5. Bus Q went 6 km to east and reached stoppage 6. Then it turned to its right and moved 3 km to reach stoppage 7. It travelled 13 km towards left and went to stoppage 8. From there bus Q turned left and covered 8 km to reach stoppage 9. Finally, it moves towards to its left and went 21 km to reach stoppage 10.

Now these stoppages are assigned names according to the below given conditions:

‘W’ is assigned to the first stoppage if distance between the consecutive stoppages is a prime number. ‘

X’ is assigned to the stoppage which is in north west or south west direction of the depot.

‘Y’ is assigned to the stoppage which is in north east or south east direction of the depot.

‘Z’ is assigned to the stoppage if distance between the stoppage and depot is even number.

Note: Multiple names can be assigned to a single stoppage.