Final answer:
One example of a trend influencing marketing channels is the growth of E-commerce. Radio advertisements are still a popular medium, while the use of fax machines is an outdated trend. Option a
Step-by-step explanation:
One example of trends influencing marketing channels is the growth of E-commerce. With the rise of online shopping, businesses have shifted their marketing efforts towards digital platforms to reach their target audience. Another trend is the use of Radio Advertisements.
While traditional forms of advertising like newspapers are declining, radio still remains a popular medium for reaching a wide audience. On the other hand, the use of Fax Machines is an outdated trend that is no longer as relevant in modern marketing strategies. Option a