Source: Official Guide for the GMAT 13th Ed. Sentence Correction; #83 Official Guide for the GMAT 2015 14th Ed. Sentence Correction; #83

1

A report by the American Academy for

A report by the American Academy for the Advancement of Science has concluded that much of the currently uncontrolled dioxins to which North Americans are exposed comes from the incineration of wastes.

2 Explanations

1

bilal muzaffar

arent dioxins uncountable?much wont be correct?

Apr 25, 2017 • Comment

Adam

Hi Bilal,

Dioxins are countable, as the OG notes :) Think of it this way: Water is not countable, but the elements that water comprises (oxygen molecules, hydrogen molecules) are countable. Dioxins are individual chemicals and thus are countable.

Apr 25, 2017 • Reply

2

Gravatar Mike McGarry, Magoosh Tutor

May 23, 2013 • Comment

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Section 9.6 Sentence Correction

Section 9.6 Sentence Correction

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