diff --git a/src/DoubleDeckerBus/DrawningObjects/DrawningBus.java b/src/DoubleDeckerBus/DrawningObjects/DrawningBus.java
index fdbfaf0..9da9393 100644
--- a/src/DoubleDeckerBus/DrawningObjects/DrawningBus.java
+++ b/src/DoubleDeckerBus/DrawningObjects/DrawningBus.java
@@ -36,12 +36,12 @@ public class DrawningBus {
         _pictureHeight = height;
         EntityBus = new EntityBus(speed, weight, bodyColor);
         Random random = new Random();
-        int a = random.nextInt(1,4);
-        if (a == 1) {
+        int option = random.nextInt(1,4);
+        if (option == 1) {
             DrawningDoor = new DrawningDoor(_busWidth, _busHeight, _startPosX, _startPosY, busPanel);
-        } else if (a == 2) {
+        } else if (option == 2) {
             DrawningDoor = new DrawningDoorOval(_busWidth, _busHeight, _startPosX, _startPosY, busPanel);
-        } else {
+        } else if (option == 3) {
             DrawningDoor = new DrawningDoorTriangle(_busWidth, _busHeight, _startPosX, _startPosY, busPanel);
         }
         DrawningDoor.ChangeDoorsNumber(random.nextInt(2, 6));
@@ -64,12 +64,12 @@ public class DrawningBus {
         _busHeight = busHeight;
         EntityBus = new EntityBus(speed, weight, bodyColor);
         Random random = new Random();
-        int a = random.nextInt(1,4);
-        if (a == 1) {
+        int option = random.nextInt(1,4);
+        if (option == 1) {
             DrawningDoor = new DrawningDoor(_busWidth, _busHeight, _startPosX, _startPosY, busPanel);
-        } else if (a == 2) {
+        } else if (option == 2) {
             DrawningDoor = new DrawningDoorOval(_busWidth, _busHeight, _startPosX, _startPosY, busPanel);
-        } else {
+        } else if (option == 3) {
             DrawningDoor = new DrawningDoorTriangle(_busWidth, _busHeight, _startPosX, _startPosY, busPanel);
         }
         DrawningDoor.ChangeDoorsNumber(random.nextInt(2, 6));