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Migraine, the most debilitating common form of headache,

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Director
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18 Jan 2005, 05:58
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Migraine, the most debilitating common form of headache, afflicts perhaps 18 million Americans, who collectively lose 64 million workdays a year, and they cost the nation $50 billion in medical expenses and lost work time. (A) year, and they cost the nation$50 billion in medical expenses and lost
(B) year and thus cost the nation $50 billion in medical expenses and lost (C) year, so as to cost the nation$50 billion in medical expenses and lost
(D) year that costs the nation $50 billion in lost medical expenses and (E) year, which thus cost the nation$50 billion in lost medical expenses and
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Director
Joined: 29 Oct 2004
Posts: 863
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18 Jan 2005, 06:52
OA is (B)
Shoud (B) be like

...year and thus costs the nation \$50 billion in medical expenses and lost ...

Since the use of "cost" will make "18 million Americans" as the subject, but "costs" will make "Migraine" as the subject. The second one makes more sense since the form of headache costs medical expenses, not the people.

This question is from paper test code 48. How could ETS let out some typo like this?
Director
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18 Jan 2005, 07:15
It should be cost - becos it cost the nation in medical expenses and <in> lost work time[/b]
Director
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18 Jan 2005, 07:25
It should be cost - becos it cost the nation in medical expenses and <in> lost work time[/b]

In your own word, what "it" refer to? There are only two subjects here, either "Migraine" or "18 million Americans".
18 Jan 2005, 07:25
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