If dog='cat', cat='lion', lion='rat', which lives in forest?
I. Rat
II. Lion
III. Dog
IV. Cat
Question: 以下哪项是正确的？
Options:
A. 仅 III
B. III 或 II
C. 非 IV
D. I 或 III
E. 仅 II
Answer: C
D
True statement: I