David's bridal is conducting a survey of the trends in dress preferences among women who will marry sometime in the next 12 months. questionnaires were mailed to 100,000 women but only 1,000 responded resulting in a response rate of 1%. this study is threatened by

There are traits like blood type and eye color, and others like speaking english or having a scar. what are the terms used to describe these different types of traits? how are each defined?

Passport video produced a video documentary titled the definitive elvis, comprising sixteen one-hour episodes. the producers interviewed more than 200 people regarding virtually all aspects of elvis's life. passport sold the videos commercially for a profit. approximately 5 to 10 percent of the videos were composed of copyrighted music and appearances of presley on television and in movies owned by copyright holders other than passport. passport did not obtain permission to use those copyrighted works. elvis presley enterprises, inc., and other companies and individuals that owned copyrights to the presley works used by passport sued passport for copyright infringement. passport defended, arguing that its use of the copyrighted materials was fair use. the u.s. district court held in favor of the plaintiff copyright holders and enjoined passport from further distribution of its documentary videos. passport appealed.did passport act ethically in including the elvis presley copyrighted material in its video? why do you think passport video did so? has there been fair use in this case, or has there been copyright infringement?

There are 25 elements found in living things. how many of these elements are found in some organisms but not all? 1 , 6 , 19 , 25