Detailed Instructions: In this task, you will be presented with a passage and have to answer a question based on your understanding of the events inferred from the passage. Among the entities, try to find the best entity that is most likely to fill in "_" and classify the answers based on options.
Q: Stilwell, Oklahoma (CNN) -- As a teenager, Ricky Blackman carried an Oklahoma driver's license with the words "sex offender" stamped in red below his picture. His crime? Having sex with a 13-year-old girl when he was 16. The offense occurred when he lived in Iowa, and the label followed him to Oklahoma. As a Tier 3 offender on Oklahoma's sex offender registry, Blackman could not attend high school, visit the town library, or go to his younger brother's football games. But the label did more than limit where Blackman could go. It transformed him from an outgoing, sociable jock into an introvert who has trouble trusting people, his mother says.Ricky Blackman landed on the sex offender registry when he was 16He admits having sex with a girl, 13, but says he thought she was 15His record followed him from Iowa after he and his mother moved to OklahomaBlackman's mother lobbied to change the law that labeled her son a sex offender 
 Questions:But the action did not carry over to _, where Blackman continued to be listed on that state's sex offender registry. (A) Stilwell (B) Oklahoma (C) CNN (D) Ricky Blackman (E) Iowa (F) Tier 3 (G) Blackman
A:
(B)