Create a Free Text answer question type that has an answer property of type String. Users enter their answer using a UITextField. Their answer must match the string stored in the answer property exactly.

Guidance:

Strings and Characters

* Strings Are Value Types

* String Interpolation

* Counting Characters

* Accessing and Modifying a String

Collection Types

** Mutability of Collections ** Arrays

** Dictionaries

Controll Flow

** For-In Loops

** Conditional Statements

* Control Transfer Statements

Functions

** Defining and Calling Functions

** Function Parameters and Return Values

* Function Argument Labels and Parameter Names **

Function Types

Enumerations

* Enumeration Syntax

* Matching Enumeration Values with a Switch Statement

* Associated Values