Step 1: Concept
Neo-classicism is an artistic and architectural movement that emerged in the 18th century as a reaction against the opulence and ornamentation of the Baroque and Rococo styles. It emphasized reason, simplicity, and clarity, drawing inspiration from classical antiquity.
Step 2: Meaning
The characteristics listed refer to different aspects of art during various periods. Neo-classicism focused on themes related to history, contemporary political concerns, and a conscious awareness of its own style, while avoiding decorative art and Christian religious subjects.
Step 3: Analysis
A. Decorative art: This is not characteristic of Neo-classicism; it was more about simplicity and clarity.
B. History subject: Neo-classical art often depicted historical or mythological scenes from classical antiquity.
C. Contemporary political concerns: While some Neo-classical works did address current issues, this was not a defining feature.
D. Self conscious: This is correct; Neo-classicism was known for its self-awareness and revival of classical styles.
E. Christianity art: Neo-classicism generally avoided Christian religious themes in favor of classical motifs.
Step 4: Conclusion
The characteristics that define the Neo-classical period are history subjects, contemporary political concerns, and a conscious awareness of its own style.
Final Answer: (D)