You fault the third red ii. Make sure this is covered in the judge's briefing. Sometimes two or more obstacles are used together as though they are a single obstacle. Make sure that the correct sequence, and any other rules pertaining to these combination obstacles is clear in the judge's briefing. Any faults incurred in the closing sequence will end your run.
Faults are the same as for a standard class.
The end can be a finish line or the table. If a table is used, time stops as soon as the dog touches the top surface of the table, and they do not have to down. If the timekeeper blows the whistle, don't panic. Any points you have earned are yours. Just get to the finish quickly to stop the time.