1. (∀X)(Cx ⊃ Dx)

Question 123

Multiple Choice

1. (∀x) (Cx ⊃ Dx)
2. (∀x) (Ex ⊃ ∼Dx)
-Which of the following propositions is an immediate (one-step) consequence in M of the given premises?

A) Ca ⊃ Db
B) Ex ⊃ ∼Dc
C) Ex
D) Es ⊃ ∼Ds
E) Cx ⊃ Ds

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