Look at the following short outline for an explanatory essay. What is wrong with it?

Claim: "The Aztec Empire achieved greater developments in government, society, and culture than the Inca Empire."
I. Introduction
II. Aztec Empire
A. Political Developments
B. Social Developments
C. Cultural Developments
III. Inca Empire
A. Political Developments
B. Social, Developments
C. Cultural Developments
- AWNSER CHOICES -
A. the focus is unclear

B. The conclusion is missing

C. The claim is not specific

D. The structure is not organized