Although more expensive to set up than fossil fuel power, alternative energy sources, such as solar energy and wind farms, both of which could easily supply all of the US's energy needs, they would provide vast savings over time, not only in direct upkeep, but also medical costs due to lower cancer rates.
(A) Although more expensive to set up than fossil fuel power, alternative energy sources, such as solar energy and wind farms, both of which could easily supply all of the US's energy needs, they
(B) Although alternative energy sources, such as solar energy and wind farms, both of which could easily supply all of the US's energy needs, are more expensive to set up than fossil fuel power, they
(C) Although they are more expensive to set up than fossil fuel power, solar energy and wind energy being two examples, both of which could easily supply all of the US's energy needs, alternative energy sources
(D) Exemplified by solar energy and wind farms, both of which could easily supply all of the US's energy needs, alternative energy sources are more expensive to set up than fossil fuel power, they
(E) Alternative energy sources, such as solar energy and wind farms, both of which could easily supply all of the US's energy needs, although they are more expensive to set up than fossil fuel power, they
[spoiler]OA = (B)[/spoiler]
One of the most important areas on the GMAT SC is Grammatical Construction. For more on this topic, as well as an explanation to this particular question, see:
https://magoosh.com/gmat/2013/gmat-sente ... struction/
Mike
(A) Although more expensive to set up than fossil fuel power, alternative energy sources, such as solar energy and wind farms, both of which could easily supply all of the US's energy needs, they
(B) Although alternative energy sources, such as solar energy and wind farms, both of which could easily supply all of the US's energy needs, are more expensive to set up than fossil fuel power, they
(C) Although they are more expensive to set up than fossil fuel power, solar energy and wind energy being two examples, both of which could easily supply all of the US's energy needs, alternative energy sources
(D) Exemplified by solar energy and wind farms, both of which could easily supply all of the US's energy needs, alternative energy sources are more expensive to set up than fossil fuel power, they
(E) Alternative energy sources, such as solar energy and wind farms, both of which could easily supply all of the US's energy needs, although they are more expensive to set up than fossil fuel power, they
[spoiler]OA = (B)[/spoiler]
One of the most important areas on the GMAT SC is Grammatical Construction. For more on this topic, as well as an explanation to this particular question, see:
https://magoosh.com/gmat/2013/gmat-sente ... struction/
Mike
Magoosh GMAT Instructor
https://gmat.magoosh.com/
https://gmat.magoosh.com/
