Update README with String answers

README.md

@@ -28,18 +28,18 @@ You will program a trivia quiz app. If you have another field of expertise such
 ## Default Quiz
 
 ```
-  Question(q: "A slug's blood is green.", a: true),
-        Question(q: "Approximately one quarter of human bones are in the feet.", a: true),
-        Question(q: "The total surface area of two human lungs is approximately 70 square metres.", a: true),
-        Question(q: "In West Virginia, USA, if you accidentally hit an animal with your car, you are free to take it home to eat.", a: true),
-        Question(q: "In London, UK, if you happen to die in the House of Parliament, you are technically entitled to a state funeral, because the building is considered too sacred a place.", a: false),
-        Question(q: "It is illegal to pee in the Ocean in Portugal.", a: true),
-        Question(q: "You can lead a cow down stairs but not up stairs.", a: false),
-        Question(q: "Google was originally called 'Backrub'.", a: true),
-        Question(q: "Buzz Aldrin's mother's maiden name was 'Moon'.", a: true),
-        Question(q: "The loudest sound produced by any animal is 188 decibels. That animal is the African Elephant.", a: false),
-        Question(q: "No piece of square dry paper can be folded in half more than 7 times.", a: false),
-        Question(q: "Chocolate affects a dog's heart and nervous system; a few ounces are enough to kill a small dog.", a: true)
+Question(q: "A slug's blood is green.", a: "True"),
+        Question(q: "Approximately one quarter of human bones are in the feet.", a: "True"),
+        Question(q: "The total surface area of two human lungs is approximately 70 square metres.", a: "True"),
+        Question(q: "In West Virginia, USA, if you accidentally hit an animal with your car, you are free to take it home to eat.", a: "True"),
+        Question(q: "In London, UK, if you happen to die in the House of Parliament, you are technically entitled to a state funeral, because the building is considered too sacred a place.", a: "False"),
+        Question(q: "It is illegal to pee in the Ocean in Portugal.", a: "True"),
+        Question(q: "You can lead a cow down stairs but not up stairs.", a: "False"),
+        Question(q: "Google was originally called 'Backrub'.", a: "True"),
+        Question(q: "Buzz Aldrin's mother's maiden name was 'Moon'.", a: "True"),
+        Question(q: "The loudest sound produced by any animal is 188 decibels. That animal is the African Elephant.", a: "False"),
+        Question(q: "No piece of square dry paper can be folded in half more than 7 times.", a: "False"),
+        Question(q: "Chocolate affects a dog's heart and nervous system; a few ounces are enough to kill a small dog.", a: "True")
 ```
 
 ## Multiple Choice Quiz