(A) The police have determined that the murderer left his fingerprints on the knife. Ira’s fingerprints do not match those on the knife, so we can eliminate him as a suspect.
(B) It is true that it is necessary to work hard in order to succeed. However, smith was governor of the state, so it was possible for him to succeed without working hard.
(C) Whenever I eat nuts of any kind I break out in hives. After eating the pie I did not break out, so I know it could not have been real pecan pie.
(D) If the inventory can be sold within the next few months the business can be saved. However, since a sale cannot be concluded quickly, the business will go under.
(E) Only the brave deserve the spoils. Major Wilson has distinguished himself several times for bravery, so surely he deserves the spoils.
3. Class: War and peace are mutually exclusive. Therefore, a nation cannot be preparing for both war and peace simultaneously.
Stanislaus: But aren’t the U.S. and the U.S.S.R. doing precisely that? They are spending vast amounts of money on war research and armaments while at the same time they are negotiating trade agreements and nuclear arms treaties that are designed to secure peace. Although they are maintaining a shaky peaceful coexistence, they are preparing for both war and peace simultaneously.
In order to refute Cass’s conclusion, Stanislaus
(A) demonstrates that a nation can be at war and at peace at the same time
(B) points out that there are several different meanings to the words “war” and “peace”
(C) uses a different meaning for the term “simultaneously” than Cass does
(D) shows that preparing for war and preparing for peace are not mutually exclusive
(E) changes an argument based on a definition into one based on an ethical consideration
Which one of the following best identifies the error in reasoning made in the passage?