It can be inferred from the passage that the author would consider which of the following, if true, a likely indication of a fundamental alteration in education brought about by charter schools? A. Statistics show that the majority of children who attended charter schools in the 1990s are attending or have attended college. B. A national standard of academic performance, to which all students in every type of school C. must adhere, is created. C. A consistent score improvement in state-mandated tests has been achieved by children who attend charter schools, but not by those who attend traditional schools.