Final answer:
Telemarketing under the Telecommunications Act can involve fax and email as methods of communication, with fax being more traditionally associated with telephony and email representing modern online communication practices.
Step-by-step explanation:
Under the Telecommunications Act, telemarketing can involve various methods of communication. Among the options provided, Option 2 (Fax) falls squarely within the scope of telemarketing according to the Act. Telemarketing typically includes using telecommunications systems to make phone calls, often for the purpose of marketing products and services directly to consumers. The Federal Communications Commission (FCC) regulates these practices, and with advancements in technology, the modes of telemarketing have expanded to utilize wireless technologies, including fax transmission.
Additionally, option 1 (Email) also represents a modern method of communication for marketing. With the rise of the internet and online communication, email has become a prevalent tool for marketers to reach potential customers. Option 3 (Postal mail), while a traditional form of communication, is often considered direct mail rather than telemarketing. Option 4 (Carrier pigeon) is not used in modern telecommunication practices.