Which of the Following Statements About Gender Quotas in the Political

Which of the following statements about gender quotas in the political sphere is true?

A) Quotas are one of the least effective electoral reforms for increasing the number of women in formal political positions.
B) Quotas are foolproof solutions to the problem of women's representation in elected politics.
C) Critics have claimed that quotas promote the election of unqualified women and may become a ceiling on women's political participation.
D) All of the different types of quotas are more or less equally effective.