Which of these health risks may be caused by sleep deficiency?
a. immune suppression
b. allergies
c. lung disease
d. cancer

Off-screen sound is always diegetic: true or false

Most of the written music that has been preserved from the middle ages is a. sacred. b. for flute and guitar. c. polyphonic. d. dance music.

Social documentation is a formal photograph of the document social security in an attempt influence people‘s thoughts and actions which of the following is not considered a great photograph or social documentation of the great depression