Question 1 (6CTIE Assume you are creating a stack class. Given the student information as Date, Item, Qty, UnitPrice, and Amount. Please define a SalesNode to be used for creating a linked list. class SalesNode { public: ...... continue...... }; Question 25 Continued from Question 1, complete the code for InsertSales function as follows:- void InsertSales (????????) { /* Insert new note to last item linked list*/ ....... continue...... } Question 3 fois Continued from Question 1, complete the code for getTotalAmount function as follows:- float getTotalAmount () { /* This function is to sum the amount in the linked List and return the sum amount to the calling statement*/ ...... continue