Final answer:
The most likely phrase to be spoken by a character in a plain-folks advertisement is "If you're like me..."
Step-by-step explanation:
In a plain-folks advertisement, the phrase most likely to be spoken by a character would be "If you're like me..." This phrase uses a colloquial and relatable tone, appealing to everyday people. It suggests that the character is just an ordinary person, similar to the target audience, and therefore can be trusted. This technique is often used in advertising to create a sense of authenticity and establish a connection with the viewers.
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