Psychology Essay-Psychological Disorders

If you choose to handle my essay please make sure this is 100% original work.

Here are my requirements of this essay:

Word counts: 400-600 words

Format: This is going to be graded automatically by the system, so please provide a 5-paragraph format which includes an introduction, 3 paragraphs of discussion, and a conclusion.At the beginning of each paragraph, please clearly indicate main points of that paragraph.

Contents: Please read the instruction carefully and answer all the questions. If you need any text readings, please let me know.

Grammar: There should be as few grammar errors as possible.

Quality: Please provide a 80%+ work. 

Here is the instruction of this essay:

Why do most researchers consider schizophrenia a brain disorder? What evidence suggests that schizophrenia could begin in the womb?