What is the term for a prerelease film screening to gather reactions from sample

The Farm Security Administration of the U.S. Department of Agriculture:

A. hired filmmaker Alfred Hitchcock to make a film about crop dusting. B. encouraged Future Farmers of America to photograph activities related to dairy farming and everyday rural life. C. owned controlling shares of the Eastman Kodak Company in 1929. D. sponsored photography classes in high schools across the country. E. paid photographers to document the Great Depression.

What late-sixteenth-century Venetian composer wrote a large amount of brass music?

a) Thomas Tallis b) William Byrd c) Cipriano de Rore d) Giovanni Gabrieli