Gmat Sentence Correction 79, 80

79). Federal incentives now encourage investing capital in commercial office buildings despite vacancy rates in existing structures that are exceptionally high and no demand for new construction.

(A) investing capital in commercial office buildings despite vacancy rates in existing structures that are exceptionally high and

(B) capital investment in commercial office buildings, even though vacancy rates in existing structures are exceptionally high and there is

(C) capital to be invested in commercial office buildings even though there are exceptionally high vacancy rates in existing structures with

(D) investing capital in commercial office buildings even though the vacancy rates are exceptionally high in existing structures with

(E) capital investment in commercial office buildings despite vacancy rates in existing structures that are exceptionally high, and although there is


80). A large and increasingly influential sector of publishing, 20 percent of all the National and American Book awards since 1950 have gone to university-press books.

(A) A large and increasingly influential sector of publishing, 20 percent of all the National and American Book awards since 1950 have gone to university-press books.

(B) A large and increasingly influential sector of publishing, university-press books have won 20 percent of all the National and American Book awards since 1950.

(C) Increasingly influential as a large sector of publishing, 20 percent of all the National and American Book awards since 1950 have gone to university-press books.

(D) Since 1950, a large and increasingly influential sector of publishing, 20 percent of all the National and American Book awards have gone to university-press books.

(E) Since 1950, university-press books, a large and increasingly influential sector of publishing, won 20 percent of all the National and American Book awards from then on.

Answers --

79). Best choice is B - Federal incentives now encourage (capital investment) (noun) in commercial office buildings, even though vacancy rates in existing structures are exceptionally high and there is no demand for new construction(maintains parallelism)
A, E - incorrect - suggest structures are high and not the vacancy rates C -awkward - passive voice
D - incorrect - it should be and instead of with, further word that follows encourage must be a noun and not a verb.

80). B is the best choice
A, C, D - incorrect - dangling modifier ( Book awards is modifying sector of publishing)
E - incorrect - Wrong tense..it should be present perfect tense -1950 --- till date.
Also from then on is redundant.