allery3 objects. All A are B or C; no B is D; all C are D; some A are D; some A are B. I:Some C are not B. II:Each A is in exactly one of B,C. III:Some D are not A. Which follow?
AI and II only
BI only
CII and III only
DII only
Answer & Solution
Correct answer: A. I and II only
The A-in-D witness must be C outside B; B and C are disjoint and cover A, but D need not extend outside A.
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