PR SC question

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PR SC question

by confuse mind » Fri Aug 03, 2012 8:02 pm
Because the population is denser there and the automobile is therefore inefficient as a means of transportation, a commuter rail system serving a given population is usually five times more efficient in a European city than it is in an American city.


serving a given population is usually five times more efficient in a European city than it is in an American city


serving a given population will usually be five times more efficient if it is placed in a European city instead of an American city


will usually be five times more efficient in a European city than one serving a comparable population in an American city


in a European city will usually be five times more efficient than will a system serving a comparable population in an American city


that is implemented in a European city will usually be five times more efficient than if it is implemented with a comparable population in an American city

OA - D Please explain.
Source: — Sentence Correction |

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by agautam7879 » Sat Aug 04, 2012 12:11 pm
A: The issue is More X than Y ( X and Y are not parallel)
B: more .. instead of ( is wrong)
C: One can not reference a system - it functions as a people pronoun
D: that is implemented is not required

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