added round 4 function and header to epic game

src/main/quizproject.c

@@ -1133,6 +1133,36 @@ int B_round3(void) {
     return score;
 }
 
+int B_round4(void) {
+    int score = 0;
+    char answer[20];
+    printf("Round 4\n");
+    printf("Question 1: What is the capital of France?\n");
+    printf("Options: a.)Paris b.)London c.)Madrid d.)Berlin");
+    printf("Answer: ");
+    scanf("%s", answer);
+    
+    if (strcmp(answer, "a") == 0) {
+        printf("Correct!\n");
+        score++;
+    } else {
+        printf("Incorrect. The answer is a.\n");
+    }
+    
+    printf("Question 2: Who painted the Mona Lisa?\n");
+    printf("Options: a.)Leonardo da Vinci b.)Michelangelo c.)Raphael d.)Titian");
+    printf("Answer: ");
+    scanf("%s", answer);
+    
+    if (strcmp(answer, "a") == 0) {
+        printf("Correct!\n");
+        score++;
+    } else {
+        printf("Incorrect. The answer is a.\n");
+    }
+    return score;
+}
+
 void b_epic_game() {
     B_displayWelcomeMessage();
     b_entertostart();
@@ -1145,6 +1175,7 @@ void b_epic_game() {
     total_score += B_round1();
     total_score += B_round2();
     total_score += B_round3();
+    total_score += B_round4();
 }
 
 

src/main/quizproject.h

@@ -57,6 +57,7 @@ int B_testround(void);
 int B_round1(void);
 int B_round2(void);
 int B_round3(void);
+int B_round4(void);
 
 #define NUM_QUESTIONS 5
 #define round 15