IMO the ans is E since the consumer is points out a possible economic effect of advertisement that the advertiser seemed to be overlooking.

I think A is out of picture since the consumer is not alleging something here.

What is the OA

The opening modifying statement rightly modifies the "technique" and again the "which.... " rightly qualifies the technique. Moreover, in C "A technique originally developed for detecting air pollutants" before the comma seems to modify "called" rather than th...

The ans is A


When we simplify the inequality it comes out to be

Is ab/(a+b)<a/b?

now statement 1 is sufficient to answer this question...

OA please

I think E is the correct answer. We need this assumption to compare the differences in the tips given by same group of people on the bills with and without thank you note.

yeah

I go with A too.

Is the source reliable???

I would go with the option C too, because if we look at the question stem once again the meaning of the sentence is preserved only if we stick to the option C. option E makes sense too but the meaning of the original sentence gets distorted. I think the author is trying to give zinc and other commod...