Define a function getvolume() that takes two parameters passed by reference. The function reads two integers from input as gallons and quarts in this order. The function does not return any value. What is the purpose of the getvolume() function?
1) To calculate the volume in gallons and quarts
2) To convert gallons and quarts to another unit of measurement
3) To store the values of gallons and quarts in memory
4) To display the values of gallons and quarts on the screen