5. True or False? You don't need to explain your answers. (a) (2 points) (AAB) E (A + B) (b) (2 points) (CV-AA-B)) = (( AC) A(B+C)) (c) (2 points) (AVB) A(-CV-DVE) =(AV B) (d) (2 points) (AVB) -(A B) is satisfiable