Can someone explain why i shouldn't use "i" in a persuasive essay? and whats a better word than "i" to use?

You are not supposed to use any personal pronouns. Using personal pronouns show that you are using your opinion in an essay. This is bad because an opinion cannot be proven, and in an essay, your audience does not want your opinion, they want the facts.

- "a.) it includes letters and books gathered over 1200 years, and consists of two parts.

- most of the new testament is letters from paul to the different churches, and since there's a new testament that means there is an old testament. "