Quote:
Which of the following, best completes the passage below?
At last month's symposium on the increasing air pollution affecting the Beaumont forest, most participating members favored uniform controls on the quality of exhaust fumes, whether or not specific environmental damage could be attributed to a particular source of fumes. What must, of course, be shown, in order to avoid excessively restrictive controls, is that __________ .
A. any uniform controls that are adopted are likely to be implemented without delay
B. environmental damage already inflicted on the Beaumont forest is reversible
C. the members favoring uniform controls are those representing bodies that generate the largest quantities of exhaust fumes
D. all of any given pollutant that is to be controlled actually reaches Beaumont forest at present
E. any substance to be made subject to controls can actually cause environmental damage
ARGUMENT
[prem] Most members favored uniform controls on fumes, whether or not damage could be attributed to any source;
[complete] In order to avoid excessive restrictive controls…
[asum] We must assume that these controls are for fumes that actually cause damage, because if this wasn't the case, then this would be seen as excessive.
A. this would not avoid excessive controls;
B. out scope;
C. irrelevant;
D. what about those fumes that reach the forest afterwards? out;
Answer (E): if controls are subject to all fumes, even those that do not cause damage, this would be seen as excessive.