$(34$ pts$.)$ Consider a user registration module of a web application that requires the following fleids to be

correcthy submitted.

A username value that has at least $4,$ at most $16$ characters must be provided.

A password value that has at least $B$ at most $32$ characters must be provided.

Elrst nome and last name values must be provided with at most $50$ characters each.

A valid e$-$mail address must be provided.

The user gets successfully registered if the defined conditions are all met, but the registration request is

for this user registration module.