Mahmud6
With a population equal to London in an area one third its size, Gurgaon is a very densely populated city, averaging almost five thousand people per square mile.
A. With a population equal to London in an area one third its size, Gurgaon is a very densely populated city, averaging
B. With a population equal to that of London in an area one third of its size, Gurgaon is a very densely populated city, averaging
C. With London's population in one third of its area, the densest population in the world is that of Gurgaon, with an average of
D. Gurgaon has the same population as London but only one third of its area, and makes it a very densely populated city in the world, averaging
E. Gurgaon is a very densely populated city in the world, with London's population in one third of its area, or an average of
Source: QS LEAP
A) incorrectly saying that the population is equal to London. It should say that the population is equal to that of London
C) Here the meaning is suggesting that London's population is in Gurgaon
D) Repeats the same error as in A
E) Repeats meaning error as in C
Hence answer should be B