If All the Landscapers Are Competent, Then If None of the Roses

Multiple Choice

If all the landscapers are competent, then if none of the roses die, then they will get a bonus.

A) (∃x) (Lx • Cx) ⊃ [(y) (Ry ⊃ ∼Dy) ⊃ Gx]
B) (x) {(Lx • Cx) ⊃ [(y) (Ry ⊃ ∼Dy) ⊃ Gx]}
C) (x) {(Lx ⊃Cx) ⊃[(y) (Ry ⊃ ∼Dy) ⊃ Gx]}
D) (x) (Lx ⊃ Cx) ⊃[(y) (Ry ⊃ ∼Dy) ⊃ Gx]
E) (x) (Lx ⊃Cx) ⊃(y) [(Ry ⊃ ∼Dy) ⊃ Gy]