Q$1.$ Symbolize the following statements using the suggested notation:

$($a$)$ If there is a road block, then the traffic is diverted.

$($b$)$ If the traffic is diverted, then the meeting is cancelled.

$($c$)$ Either there is a road block or the traffic is diverted.

$($d$)$ The traffic is diverted and the meeting is not cancelled.

p: "There is a road block."

q: "the traffic is diverted."

r: "The meeting is cancelled."