The question is in the picture

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.

Which does the author mean by " nature had to kindle all the fires, for man by his own effort was unable to produce a spark

Which is most earned movie of hollywood