What would be the best title for this passage

A．both Americans and immigrants are dissatisfied with the quality of American education
B．the author shares the general idea that American education is worse than education in many other countries
C．Japanese schools in America require their American teachers to teach mathematics at Japanese levels
D．the author's German friend was a little displeased because the mathematics test for his son was too easy

A．The author most probably was an immigrant from Asia and received some school education there.
B．Buenos Aires must be the name of a city, as are Kabul and Karachi.
C．Children in other countries are not likely to learn creative geography.
D．The knowledge of geography of the author's son shows that American education is poor.