Can you gays and girls tell me what this is

What is the purpose of the outer ear? a. to convert mechanical waves into electrical waves b. to evaluate the quality of sound c. to convert sound waves into mechanical waves d. to collect and focus sound waves

Ireally need ! transfer of an artwork using a grid (choose one of the answers below).a. none of theseb. acts to verify the analysis of the original compositionc. the viewer's eye adjust to unityd. unify the composition

1. according to bertrand, what is the purpose of relaying the story of samson at the beginning of the chapter? in other words, what does it have to do with the subject matter?