Critical Reasoning

Advertisement: Avian Oculars are the newest in binocular technology for the professional bird watcher. For a price comparable to that of traditional binoculars, Avian Oculars are specially designed with the features demanded by birding enthusiasts: they are lightweight, compact and extremely durable. So, use Avian Oculars on your next bird watching excursion, and see some of the world’s rarest species in all of their beautiful plumage.

Which of the following is an assumption on which the author of the advertisement relies?


A. Avian Oculars weigh less than traditional binoculars.
B. Avian Oculars should be used only by bird watchers.
C. The reader will travel through the habitats of rare species during his or her next bird watching trip.
D. Avian Oculars are similar in cost to traditional binoculars.
E. Birding enthusiasts often determine the specifications of new products.


OA C

Source: Manhattan Prep

To find the assumption on which the author of the advertisement relies, an answer choice with truthful information must be selected in order for the passage argument to be accurate. To do this, the thrust of the passage needs to be determined.

Option A - Incorrect
This cannot be validated from the passage as we do not know anything about the weight of the traditional binoculars.

Option B - Incorrect
This answer choice goes too far in its assumption with its use of the extreme word "only".

Option C - Correct
If a reader uses Avian Oculars for his or her next bird watching trip, he/she will see through the habitats of the world's rare species.

Option D - Incorrect
The price for Avian Oculars and Traditional binoculars were not stated in the passage. So, we cannot know if they are similar or not

Option E - Incorrect
This is not true! That, Avian Oculars were designed to suit the features demanded by enthusiasts for profit maximization doesn't mean that Birding enthusiasts are the ones who determine the product specifications.