Choose the option that correctly identifies the problem with this outline for a classical essay:

I. Introduction

A$.$ Thesis statement

II$.$ Main point

A$.$ Supporting detail

$1.$ Sub$-$point

B$.$ Supporting detail

$1.$ Sub$-$point

III. Conclusion

A$.$ Supporting detail

IV$.$ Main point

A$.$ Supporting detail

$1.$ Sub$-$point

a$.)$

The structural organization of the essay appears chaotic.

b$.)$

The thesis statement should be included within the introduction.

c$.)$

The essay does not have enough body paragraphs.

d$.)$

Roman numerals should be used where capital letters are and vice versa.