Program 2. Write a program to determine the drink size based on the letter the user enters. Print a e to the an 's' or S' for small, an 'm'or M for medium, and an 'T or L for large. Depending on which size the user requests, print a message such as: "You have ordered a (small, medium, large) drink." In addition to displaying the size ordered, also record a price multiplier. The price multiplier for a small is 1, for a medium is 2, and for a large is 3. If the user does not enter a valid character, print an error message (such as "Error: Invalid drink size") and exit the program. You should use nested if-then- else statements for this problem. After the nested if-then-else statements, print the value of the price multiplier to ensure that the correct value was recorded (the