Answer:
Option C is the correct answer to the following question.
Explanation:
Because the following option is related to the definition of the "User documentation". User documentation is the type of documentation which is reliable for that person who particular uses that documents. This documentation helps the users or the programmer to improve the quality of the product or the software because it keeps the record of all conditions and forms of any application or the product.
So, that's why the following option is correct.