Write an essay about Defamation.

I need an essay about Defamation. however, it is very specific and not general. I will briefly type what i need but i i will upload the specific questions.
define the term defamation and distinguish between libel and slander..
What are (in detail) are ALL five main elements to an action in defamation? (e.g.. defamatory statement, published)?
what (in detail) are all defenses to an action in defamation e truth, etc?(mention section two truth)
how did the defamation ACT 2013 reform the law of defamation?
*how statements could be published
*false statement
*defenses
public interest section 4
section three (honest opinion)
*absolute privilege
*Parliament, judiciary
*qualified privilege
*Innocence
and you must mention ALL 5 elements (will upload page 161) too.