Answer:
1. A fear assessment, sometimes known as a fear appeal, is a type of advertising that leverages customers' anxieties to persuade them to buy a product or donate to a cause.
2. A testimonial is an unvarnished endorsement of your product or service from a client, colleague, or peer who has benefitted from or experienced success as a consequence of your work for them.
3. Contact between customers and users of a product or service that amplifies or modifies the initial marketing message.
4. In advertising, repetition is employed to keep a brand or product in front of consumers' thoughts.
