What is the output of the following program? #include void Fun(int, int, int); int main() { int a=5, b=3, C= 4; Fun(++a, b--, (*2); } void Fun(int x, int y, int Z){ printf(" %d %d %d ", X, Y, --Z); } Select one: O a. 6 2 8 O b. 6 2 8 O c. 6 3 8 O d. 5 3 4 The output of the following segment of code will be int x 1; switch(x) { case 1: printf("Hello"); default: printf("Hi"); } Select one: O a. Hi O b. Compiler error c. Hello Od. Hello Hi