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IBPS RRB Office Assistant Mains 17 Oct 2021 Paper

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Question : 156
Total: 200
In the passage given below there are 5 blanks, each followed by a word given in bold. Each blank has four alternative words given in options (1), (2), (3) and (4). You have to tell which word will best suit the respective blank. Mark (5) as your answer if the word given in bold after the blank is your answer i.e No change required.
In the 1970s, the top nutritional scientists in the US told the government that eggs, among many other foods, might be ____(A)____ [devastating]. There could be no simpler application of Occam’s Razor, with a ____(B)____ [chain] leading from the barnyard to the morgue. Eggs contain a lot of cholesterol, cholesterol ____(C)____ [closes] arteries, these arteries cause heart attacks, and heart attacks kill people. The conclusion was obvious: Americans need to get all that cholesterol out of their diet. And so they did. Then something unexpected happened: Americans gained a lot of weight and started dying of other things. 
The egg scare was based on a ____(D)____ [stream] of flawed studies, some going back almost a half century. People who want to avoid eggs can still do so, of course. In fact, there are now studies that suggest that skipping breakfast entirely – which scientists have also long been warning against – isn’t as bad as anyone thought either. Experts get things wrong all the time. The effects of such errors range from mild embarrassment to wasted time and money; in rarer cases, they can result in death, and even lead to international ____(E)____ [holocaust]. And yet experts regularly ask citizens to trust expert judgment and to have confidence not only that mistakes will be rare, but that the experts will identify those mistakes and learn from them.
Question:-
Which of the following fits in the blank labelled (C)?
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