Which of the Following Sentences Is NOT Consistent with Social

Which of the following sentences is NOT consistent with social identity theory?

A) Girls are more likely to engage in masculine- stereotyped behavior than boys are to engage in feminine-stereotyped behavior.
B) Gender-typing pressures are more rigid for girls than for boys.
C) Masculine-stereotyped characteristics are valued more highly than feminine-stereotyped characteristics.
D) Boys are more likely than girls to maintain group boundaries.