I would go with option C! Hope this helps!
Political parties, and permanent foreign alliances
Answer: D
Explanation:
Many of their similarities appear in the goods that were transported and many of their major ports of call were also similar. The products that went across both routes included silk and spices from the East and processed textiles from the West.
The author choose to use drawings and diagrams in City because B. City plans and buildings are physical things that can be better understood if they are seen