Final answer:
To make the situation more just (fair), the option that needs to be implemented is (C) Implement equal rights and end segregation laws.
Step-by-step explanation:
To make the situation more just (fair), the option that needs to be implemented is (C) Implement equal rights and end segregation laws. Maintaining the existing segregation laws (option A) and expanding segregation to more public places (option B) would only perpetuate the injustice and discrimination that already exists. Increasing discrimination against black people (option D) would further worsen the situation.
By implementing equal rights and ending segregation laws, society can work towards ensuring equal treatment and opportunities for all individuals, regardless of their race or ethnicity.