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一道英语阅读题No one thought of anything even a little bit like the

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一道英语阅读题
No one thought of anything even a little bit like the zipper until Whitecomb L.Judson came along.There were buttons and button-holes,hooks and eyes,laces and buckles.They all took an irritatingly long time to do up,especially when men wore high-laced boots and fashionable ladies squeezed themselves into long corsets.Whitecomb L.Judson’s slide-fastener was an out-of-the-blue invention,and no one knows what gave him the idea.No one even knows much about him,except that he was a mechanical engineer living in Chicago and that he patented other inventions,to do with a street railway system and motor-cars.Judson invented the first zipper(called,at the time,a Clasp Locker or Unlocker)in 1891.This ingenious little device looks so simple,and the principle behind it is simple:one row of hooks and eyes slotting neatly into another row by means of a tab.Yet it took 22 years,many improvements and another inventor to make the zipper really practical.A good title for the above passage is ( )
选项:
a、Judson the Inventor
b、 How the Zipper Works
c、 The Principle of the Zipper
d、 The Invention of the Zipper
整段都在讲拉链的发明过程,所以是d.