I would most likely go with Option 1 sort of. Find a vet for a year or two who is not tremendously expensive. If there is a 5th round or later guy at QB then that is okay too.
My 1st round pick would be the best edge/OLB player available when they draft. The team has three very good Dlineman now. Kerrigan is coming off back to back 13 sack years. Only Von Miller had more at the OLB position. Kerrigan was tied for 2nd in the league at his position. with TJ Watt and Dee Ford. I think he can play at or near that level for another year or two so finding another dynamic edge rusher could make the team dynamic across their front 5/4. 2020 when the QB crop looks better, we draft a QB.