Q. The much debated position on the acceleration of GDP contends that the industrial revolution which begun 300 years back with the invention of steam engine, and it has progressed since then.
A. which begun 300 years back with the invention of steam engine, and it has progressed
B. had begun 300 years back with the invention of steam engine and had been progressing
C. had begun 300 years back with the invention of steam engine and has progressed
D. began 300 years back with the invention of steam
...
A. which begun 300 years back with the invention of steam engine, and it has progressed
B. had begun 300 years back with the invention of steam engine and had been progressing
C. had begun 300 years back with the invention of steam engine and has progressed
D. began 300 years back with the invention of steam
...






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