Multiple Choice
select the best translation into predicate logic, using the following translation key:
d: Diego
s: Sean
Dx: x is on the Dean's list
Px: x is a philosophy major
Sx: x is a student
Vx: x is a valedictorian
-Of the philosophy majors, only Diego is a valedictorian.
A) Vd • (∀x) [Px ⊃ (~Vx x=d) ]
B) Pd • Vd • (∀x) [(Px • Vx) ⊃ x=d]
C) ~(∃x) (Px • Vx • x≠d)
D) (∀x) [(Px • Vx) ⊃ x=d]
E) (∃x) (∀y) [x=d • Vd • Pd • (Py ⊃ y=d) ]
Correct Answer:

Verified
Correct Answer:
Verified
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