Final answer:
Charlotte, Marc, and Tasha are well-developed, relatable characters with consistent points of view, and their characterization meets or challenges conventions in effective ways.
Step-by-step explanation:
Based on the provided text and the context of chapter 1, it appears that Charlotte, Marc, and Tasha share the common traits of being well-developed, relatable characters who display consistent points of view. Their characterization adheres to the 'Editing Focus' of the text, suggesting that the writer has put conscious effort into creating multi-dimensional characters who reflect either meeting or challenging conventional expectations. The excerpt from the text about Marjorie and Bernice, although not directly mentioning Charlotte, Marc, and Tasha, gives insight into the type of character development and relationships that could be present among them, with contrasts in personality, desires for intimacy, and individual character traits.