Statement: Some buildings are benches. Some sofas are benches. Some benches are sofas. Conclusions: I. Some tables are sofas. II. No table is sofa.

if conclusion I follow
if conclusion II follows
if either conclusion I or II follows
if neither conclusion I nor II follows

Correct Answer: if either conclusion I or II follows

Explanation:

Some sofas are benches + Some benches are tables = I + I = No conclusion. Hence I and II do not follow by combination. However, since they make a complementary E-I pair, either of the two must follow.

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