Consider the following function definition: (14) void defaultParam(char ch, int num, double x) { } int temp; cout << fixed << showpoint << setprecision(2); temp=num + static_cast<int>(ch); x=x+temp; cout<<temp<<", "<<<x<<endl; What is the output of the following function calls? Submit your answer to dropbox. a. defaultParam('A'); b. defaultParam('*', 9); c. defaultParam('+', 10, 7.5); d. defaultParam('8', -5, 6.5);