Using option C (VbS) will correctly represent the sentence 'All birds can sing' in first-order logic.
To represent the sentence 'All birds can sing' in first-order logic, Daisy should use:
In logical notation, 'V' symbolizes 'for all' (universal quantifier), 'b' stands for birds, and 'S' represents the ability to sing. Therefore, 'VbS' translates to 'All birds can sing'.
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