Answer Happy

If Kelley takes fluoxetine, they will get their depression undercontrol. Kelley will not take fluoxetine. Therefore, they will notget their depression under control. The structure of this argumentis best described as:
O Valid and an instance of denying the antecedent
O Valid and an instance of affirming the consequent
O Invalid and an instance of denying the antecedent
O Valid
O Invalid and an instance of affirming the consequent