1. Which of the following statement is correct about the program given below? #include<iostream.h> #include<string.h> #include<malloc.h> class BixString { char txtName[20]; public: BixString(char txtTemp = NULL) { if(txtTemp != NULL) strcpy(txtName, txtTemp); } void Display(void) { cout<<txtName; } }; int main() { char txtName = (char)malloc(10); strcpy(txtName, "IndiaBIX"); txtName = 48; BixString objTemp(txtName); cout<< sizeof(txtName); return 0; }