Easy im sure but HELP HELP HELP

Ok this one helps. I have a FEW red wires where someone rewired. I have wires on the bay side of the bulkhead that are all red. but basically I need the Brown one that runs down the column and the blue one so now i can rewire
THANK YOU very helpful and seems simple now
as far as the googled answer above thank you but i had that info a while back and it really didnt put it all together for my question but thanks..