Which of the Following Statements About Male-Female School Enrollment Ratios

Which of the following statements about male-female school enrollment ratios across the world is least accurate?

A) Enrollment ratios for females are substantially lower than those for males in most countries.
B) Enrollment of females has increased much more rapidly than that of males in some regions.
C) Expansion in the availability of education since 1960 generally has involved both male and female students.
D) Evidence suggests that the low enrollment ratios for females in many low-income countries are generally unrelated to these countries' economic development problems.