Hi. How is your day so far?:)
b. Immigrants scoring low on IQ tests usually did so because of a lack of familiarity with the English language.
the stuff you doing is not easy you need to ask your teacher to help you
Explanation:
The author means that even though Japan has a larger trading system (I assume that is what it's referring to) it does not exactly fit the same terms as a usual trading system would.
