A consumer feedback agency surveyed $1115$ shoppers to assess their opinions on a new store policy that limits return periods to $7$ days. The summary of responses is shown in the Pareto chart. What is the probability of selecting a shopper who believes the policy is extremely unfair?

• A. $0.39$
• B. $0.31$
• C. $0.45$
• D. $0.57$

Answer: (B)