Gershwin encorporated what type of music into his piece which was new at the time?

To make an etching the artist first coats the entire printing plate with an acid-resistant substance called a made from beeswax, asphalt, and other material. the artist then draws on the coated plate with an etching needle exposing the metal. next the plate is dipped in the plate is removed, the waxy coating removed, and the plate is cleaned, inked and printed.

In which quotes does the author use the word "chains" literally? in which quotes does she use the word figuratively?

Alex thinking about repleacing the word feared at the end of paraghaph 2 with dreaded. why do you think he want to make that change