In-store advertising is commonplace. Premier Retail Network (PRN) operates the network of flat screen televisions prominently positioned at high-traffic locations in more than 3,000 Wal-Mart stores and Sam's Clubs nationwide. PRN recently offered Wal-Mart the opportunity to target Hispanic customers by offering bilingual content in stores that have the highest concentration of Spanish-speaking customers. Which of the following statements about this new tactic are true?

The flat screen televisions are the channel

PRN will encode the advertising messages

Wal-Mart is the source

Wal-Mart customers will decode the advertising messages

All of the above statements about this new tactic are true