accounting question

true or false

_11. The three widely used methods of compensating a sales force are straight salary, straight commission, and a combination plan (salary + commission). 12. An advertisement for Kozy Kitten cat food tells cat lovers that cat owners love its price and that cats love its taste. This is an example of selective demand advertising. 13. An advertisement for Knox gelatin showed how it was the 100 percent natural snack food and that Jell-o gelatin was not. This is an example of comparative advertising. 14. Ordinarily, advertising is the only promotional tool used by retailers. 15. Billboards are an excellent medium for detailed messages