Which Rule Is Used in the Following Inference A)HS
B)MP
C)MT
D)CD
E)DD

Multiple Choice

Which rule is used in the following inference? $$\begin{array} { l } [ A \cdot ( B \cdot \mathrm { C } ) ] \supset ( \mathrm { B } \vee \mathrm { D } ) ] \\( \mathrm { B } \vee \mathrm { D } ) \supset [ \mathrm { E } \vee ( \mathrm { F } \cdot \mathrm { G } ) ] \\{ [ \mathrm { A } \cdot ( \mathrm { B } \cdot \mathrm { C } ) ] \supset [ \mathrm { E } \vee ( \mathrm { F } \cdot \mathrm { G } ) ] }\end{array}$$

A) HS
B) MP
C) MT
D) CD
E) DD