Why does amy wu feel unwelcome in chinatown?

This device blocks an opening along the base/floor of stairs or other walking or working surfaces where materials or body parts might otherwise inadvertently fall through. it should be 4 inches high, with not more than ¼ inch clearance above the floor

And argument does not always have to be made in words. which of the following best describes the type of argument a piece of music makes

3. cite evidence the author cites several statistics in the section "why protest? "what are some of these statistics, and what is their function in the document?