Solved

?A ? ?F $\underline { \mathrm { C } } \supset \sim \mathrm { A }$

Question 300

Multiple Choice

?A ? ?F $\underline { \mathrm { C } } \supset \sim \mathrm { A }$
$\overline { \mathrm { C } \supset \sim \mathrm { F } }$

A) MT-valid.
B) CD-valid.
C) Invalid.
D) DD-invalid.
E) HS-valid.

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