Solve part c please

For each these arguments, explain which rules of inference are used for each step. a) Show that the argument form with premises 4p, (q v p), (r v q) and conclusion r is valid by using rules of inference. Show that the argument form with premises -p rightarrow q, q rightarrow r, -r, -p, and conclusion False is valid by using rules of inference. c) Show that the argument form with premises u rightarrow r, (r lambda s) q rightarrow (u lambda s), r, q, and conclusion p is valid by using rules of inference. For each these arguments, explain which rules of inference are used for each step. a) Show that the argument form with premises 4p, (q v p), (r v q) and conclusion r is valid by using rules of inference. Show that the argument form with premises -p rightarrow q, q rightarrow r, -r, -p, and conclusion False is valid by using rules of inference. c) Show that the argument form with premises u rightarrow r, (r lambda s) q rightarrow (u lambda s), r, q, and conclusion p is valid by using rules of inference