Ramy is using the challenging an assumption technique because he first starts recollecting information about Charlotte's point of view about an event, once Charlotte responds, he aims to subtlety challenge this opinion or assumption by asking a question that helps the listener change their pattern of thinking and have a new perspective on the issue.
If you're religious then religious could be a good basis for an art portfolio.
It allows you to express you beliefs while still maintaining composure and can also let you meet people who believe in similar things and approve of your work, making friends