Update 6-exercise-display-results.md

Author: buzahid

learn-pr/wwl-language/guided-project-visit-petting-zoo/includes/6-exercise-display-results.md

@@ -128,9 +128,9 @@ In this task, you'll run your application from the Integrated Terminal and verif
     void PlanSchoolVisit(string schoolName, int groups = 6) 
     {
         RandomizeAnimals(); 
-        string[,] group1 = AssignGroup(groups);
+        string[,] group = AssignGroup(groups);
         Console.WriteLine(schoolName);
-        PrintGroup(group1);
+        PrintGroup(group);
     }
 
     void RandomizeAnimals() 
@@ -206,4 +206,4 @@ In this task, you'll run your application from the Integrated Terminal and verif
 
     You should check that School A has six groups, School B has three groups, and School C has two groups. The order of the animals should be randomized for each school.
 
-    If your code produces unexpected errors, you'll need to review your code to find your error and make updates. Run the code again to see if you've fixed the problem. Continue updating and running your code until your code produces the expected results.
+    If your code produces unexpected errors, you'll need to review your code to find your error and make updates. Run the code again to see if you've fixed the problem. Continue updating and running your code until your code produces the expected results.