What is that ? What do you mean when you say "Having A Pen"? Since this was placed in the grammar topic, the best guess would be that the question is how to properly rewrite the question with correct...
A pen name is a pseudonym -- a name that is used to protect the real author's identity. It can be used to avoid publicity or perhaps to go along with the story (e.g. Pseudonymous Bosch who wrote the...