I got a 100 on this paper and the answer is B and C
The answers to your question are,
1. To reduce the amount in blocks or sizable amounts - Decimate
2. Food and drink; necessary foods in order to stay alive - Sustenance
3. The ancient power structures which were cities that were fortified into independent units of strength - City-States
4. Being into nobility or of a privileged upper-class - Aristocratic
-Mabel <3
Answer:
try checking the internet