In contrast to the symphonies of Haydn, a much freer use of dissonance is evident in the symphonies of Mahler.
the comparison is b/w Symphonies of Haydn and Symphonies of Mahler . In ans .choice we can expect the comparision b/w Haydn and Mahler but the intended meaning should not change .
Also note that in GMAT noun's noun and can not be parallel to noun of noun as in- Ram's book can not be parallel to Book of ram
(A) In contrast to the symphonies of Haydn, a much freer use of dissonance
...
the comparison is b/w Symphonies of Haydn and Symphonies of Mahler . In ans .choice we can expect the comparision b/w Haydn and Mahler but the intended meaning should not change .
Also note that in GMAT noun's noun and can not be parallel to noun of noun as in- Ram's book can not be parallel to Book of ram
(A) In contrast to the symphonies of Haydn, a much freer use of dissonance
...




