Im just finishing my rebuild on my engine and im having trouble remembering where these things go
A- 2 conectors black and white go where?
B-is this the proper way to run the harness
C-grey conector is it conected to feed harness?
D-2 hoses coming out of lower intake not sure they go

Also second photo theres a male conector attached to the housing which tube would i attach it to?

 

C is for the rear O2 sensor.