C++ Questions about code. I have bolded the lines I have a question on, and my questions are italisized and bolded. Please explain as best as you can, maybe use other examples.#include<iostream>#include<string.h> //why doesn’t it work as just ‘#include<string.h>?#include<iomanip>using namespace std;class PayRaise{ public: PayRaise(char * = ” ” , float = 0.0, float = 0.0); ~PayRaise(); void printData(); //what
OR
PayPal Gateway not configured
OR
PayPal Gateway not configured