Here are the best responses for the questions based on historical understanding:
Question 32: The best explanation for why architecture was extensively used in both river valley civilizations and classical civilizations is:
Governments used architecture to communicate religious messages to citizens.
Question 33: Greek myths and religious practices were passed down before 800 BCE primarily:
Through oral storytelling.
Question 34: Christianity is similar to Judaism in that:
Christianity and Judaism are monotheistic religions.
Question 35: The impact of Muslim trade routes on European trading towns was:
Some trading towns grew into cities.
If you have any more questions or need further explanations, feel free to ask!