Question: What does it mean for a relation to be left-definite? Option 1 Every member of the co-domain is connected to at least one member of

What does it mean for a relation to be left-definite?

Option 1 Every member of the co-domain is connected to at least one member of the domain.

Option 2 The domain is predictable from the co-domain.

Option 3 Every member of the domain is connected to at least one member of the co-domain.

Option 4 The domain predicts the co-domain.

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