Select the law which shows that the two propositions are logically equivalent. ((wp)(qw))(wp)(qw) DeMorgan's law Distributive law Associative law Complement law Q: Select the proposition that is a contradiction. 1. (pq)p 2. (pq)p 3. (pq)p 4. (pq)p p=F,q=T, and r=T. lect the expression th q qvr qr pVr