The special features of Aztec civilization that should be explained are the reasons behind their human sacrifices the existence of Inca socialism and their political structure
2. Are they really distinctive?
No.
3. What explanations are most persuasive in terms of historical sensitivity and contemporary standards?
The explanations are most persuasive in terms of historical sensitivity and contemporary standards in that it is morally right, every civilization is different and could find that another civilization is strange compared to theirs.
4. Are there features of 21st century society that are similar to those of Aztec civilization and that later generation will need to explain?