proofs using the replacement rules

E. Translate the following argument as accurately as possible, paying attention to grammar and word order (3 pts) (For extra credit, prove it -- 2 extra points only for correct proof of a correct translation.) We'll have a rally on campus, unless we either march to City Hall or write a letter to the Governor. Requesting a permit is necessary for either a rally on campus or a march to City Hall. We're neither writing a letter to the Governor nor giving up. So, we will request a permit. Extra credit proof 3 points extra credit for direct proof (it's tough!). If you can't do the direct proof, do an indirect proof for 1 point extra credit. (It's easier.) 1. ~D = (C . H) 2. ~B v (C . ~D) 3. BV~D / C . H