LAB 6.4- Using a Function that Returns a Value Step 1: Remove areas3.cpp from the project and add the choice.cpp program in your Lab6 folder to the project. Below is a copy of the source code 1 Lab 6 choice.cpp 2 // This program illustrates how to use a value-returning 3 // function to get, validate, and return input data 4 // PUT YOUR NAME HERE. 5 #include 6 #include 7 using namespace std; 9 / Function prototype 10 int getChoice (): 12 /** 13 int main() 14 f 15 16 17 18 19 / WRITE A LINE OF CODE TO CALL THE getChoice FUNCTION AND TO 20 // ASSIGN THE VALUE IT RETURNS TO THE choice VARIABLE. 21 main int choice cout