S ? ?R $\frac { \sim \mathrm { R } } { \mathrm { S } }$
A) MT-invalid.
B) MP-valid.
C) DA-invalid.
D) AC-invalid.
E) DS-valid.

Name: S ? ?R $\frac { \sim \mathrm { R } } { \mathrm { S } }$ A) MT-invalid. B) MP-valid. C) DA-invalid. D) AC-invalid. E) DS-valid.
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Question

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The Answer of S ? ?R $\frac { \sim \mathrm { R } } { \mathrm { S } }$
A) MT-invalid.
B) MP-valid.
C) DA-invalid.
D) AC-invalid.
E) DS-valid.

S ? ?R ∼RS\frac { \sim \mathrm { R } } { \mathrm { S } }S∼R​

S ? ?R $\frac { \sim \mathrm { R } } { \mathrm { S } }$