$(5$ pts each$)$ Suppose you are given the following propositions: p: Highway $18$ is under construction q: There is a RU home football game r: You should allow extra time to get to and from campus Write these propositions using p$,$ q$,$ and r and logical connectives $($including negations$).($a$)$ Highway $18$ is under construction unless there is not a RU home football game. $($b$)$ Highway $18$ is under construction, but you should not allow extra time to get to and from campus. $($c$)$ It is necessary to allow extra time to get to and from campus whenever there is a RU home football game or Highway $18$ is under construction. $($d$)$ If there is a RU home football game, then Highway $18$ is under construction and you should allow extra time to get to and from campus.