If the proposition `domestic animals are hardly ferocious' is taken to be false, which of the following proposition/propositions can be claimed to be certainly true? Select the correct code: Propositions:
- All domestic animals are ferocious.
- Most of the domestic animals are ferocious.
- No domestic animal is ferocious.
- Some domestic animals are non-ferocious.
(1) and (2)
(3) and (4)
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