Modifier + Comparison

[GMATMadeEasy]

Unlike tennis, ping pong players do not use a stringent racquet.

A>
B> In ping pong, unlike tennis , players do not use
C> Unlike those in tennis, ping pong players do not use
D> Being unlike tennis, ping pong players are not using
E> Ping pong players ,unlike those in tennis , are not

Please explain B .

OA is C .

Source Grockit .

[kvcpk]

Unlike tennis, ping pong players do not use a stringent racquet.

A>
B> In ping pong, unlike tennis , players do not use
C> Unlike those in tennis, ping pong players do not use
D> Being unlike tennis, ping pong players are not using
E> Ping pong players ,unlike those in tennis , are not

Please explain B .

OA is C .

Source Grockit .

IMO, B could be right if it said:
In pingpong,unlike in tennis.... to get the right comparison

[Jim@Grockit]

Unlike tennis, ping pong players do not use a stringent racquet.

A>
B> In ping pong, unlike tennis , players do not use
C> Unlike those in tennis, ping pong players do not use
D> Being unlike tennis, ping pong players are not using
E> Ping pong players ,unlike those in tennis , are not

Please explain B .

OA is C .

Source Grockit .

As kvcpk said, Choice B would require a second "in" for parallelism in the comparison. Whenever in doubt on SC, go with the most parallel choice. It will not always be right (there are cases of "false parallelism"), but it's a very good basis for guessing.