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gmatdriller
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Sleeping pills had been showing up with regularity as a factor in traffic arrests, sometimes involving drivers who later claim that they have no memory of getting behind the wheel after ingesting the pills.
A...
B: had been showing up with regularity as factors in traffic arrests
C: have been showing up with regularity as a factor in traffic arrests
D: have been showing up with regularity as factors in traffic arrests
E: have been showing up with regularity in traffic arrests
Source: Manhattan CAT Test1; OA C
How do we figure out the subject in this case--
X's had/have been showing up with Y
(i) "as factors" or
(ii) "as a factor"
Thanks to help explain
A...
B: had been showing up with regularity as factors in traffic arrests
C: have been showing up with regularity as a factor in traffic arrests
D: have been showing up with regularity as factors in traffic arrests
E: have been showing up with regularity in traffic arrests
Source: Manhattan CAT Test1; OA C
How do we figure out the subject in this case--
X's had/have been showing up with Y
(i) "as factors" or
(ii) "as a factor"
Thanks to help explain

















