Final answer:
Kim Cattrall is 'totally a Samantha,' as she played the character Samantha Jones in the television series Sex and the City.
Step-by-step explanation:
The question 'Who is totally a Samantha?' refers to a character from the television series Sex and the City. In this context, being 'totally a Samantha' means identifying with the characteristics of Samantha Jones, a character portrayed by Kim Cattrall in the series. Therefore, the answer to the question is b) Kim Cattrall, as she is the actress who played the role of Samantha Jones. Kristen Davis, Cynthia Nixon, and Sarah Jessica Parker portrayed the other characters: Charlotte York, Miranda Hobbes, and Carrie Bradshaw, respectively.