Which of the following combinations is correctly matched

Options

A. `{:("Compound",,"Reaction",,"Stereochemistry"),(CH_(3)-overset(H)overset(|)underset(D)underset(|)(C )-Cl,,SN_(N)^(1),,"Walden inversion"):}`
B. `{:("Compound",,"Reaction",,"Stereochemistry"),(Ph-overset(C_(2)H_(5))overset(|)underset(CH_(3))underset(|)(C )-Cl,,SN_(N)^(1),,"Retention of configuration only"):}`
C. `{:("Compound",,"Reaction",,"Stereochemistry"),(Ph-overset(C_(2)H_(5))overset(|)underset(CH_(3))underset(|)(C )-Cl,,SN_(N)^(1),,"Inversion of configuration only"):}`
D. `{:("Compound",,"Reaction",,"Stereochemistry"),(CH_(3)-overset(H)overset(|)underset(D)underset(|)(C )-Cl,,SN_(N)^(2),,"Walden inversion"):}`