Is you never return my calls non-assertive, assertive, or aggressive and how do you re-write them in the other two ways

Which sentence is written correctly? a. it's too bad its raining, i wanted too go for a swim. b. its too bad its raining, i wanted to go for a swim. c. it's too bad it's raining, i wanted to go for a swim. d. it's to bad it's raining, i wanted too go for a swim.