Answer :
Japan's GDP did not converge to that of the United States of America because Japan was innovative and experienced fast technological progress.
How did the GDP of Japan converge?
Japan practiced feudal system for the most part in its earlier days of development, but after it adopted a proper centralization techniques, the efficiency of production in Japan had increased considerably.
After the Pearl Harbor attacks, the military of Japan was dismantled and the efficient military men started doing business activities and hence discipline was natural in the business processes of Japan after the end of World War II.
As a result, the GDP of Japan grew at a faster rate than most of the countries owing to its innovative and quality products at a fast pace.
Hence, the option D; Japan's GDP did not converge to that of the United States of America because it was innovative, experienced fast technological progress, holds TRUE.
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