Is a durable meteriel and is widely used for casting, which is a process by which the melted meteriel is poured into a mold. a. bronze c. copper b. silver d. gold

Type the correct answer in the box. spell all words correctly. what did german psychologists develop in the 1920s to describe how people tend to organize visual elements into groups? describe how people tend to organize visual elements into groups, or unified wholes, when applying certain principles.