QUESTION $1(8$ points$).$ Let $p,q$ and $r$ be propositional variables. Prove the following logical equivalence

$(notpq{)}^{{?}^{?}}(notpr)-=$not$(q^{{?}^{?}}r)p$

$(1)...$using a truth table. In your truth table, include at least $3$ intermediate steps.

$(2)...$using the laws of logic. You must use only one law per step, and name the law you are using at each step.