What will the following code block do if a user fails to enter the full name of an employee in a search? if email$\_$dict.get$($fullname$.$lower$())$:

return email$\_$dict.get$($fullname$.$lower$())$

else:

return $"$No email address found" Return an error message.

Return the message $"$No email address found".

"Return the message "Missing parameters".

Ask for a full name