When writing about gender equality, which of the following statements best defines the core concept?
A) Gender equality means that men and women are exactly the same in every aspect.
B) Gender equality is primarily about women gaining more power than men.
C) Gender equality refers to the state where individuals of all genders have equal rights, responsibilities, and opportunities, regardless of their gender.
D) Gender equality implies that traditional gender roles should be completely abolished.
E) Gender equality is only relevant in developed countries.