I'm a long way from giving Clarice a free pass, though.. Clarice zipping here and there , contaminating this and that, Clarice being the hostess, greeting everyone at the door, taking it upon herself to indicate to VanRensburg who did what , and why and when, using Oscars phone to call Oscars friends.. (who bought that phone downstairs? how did that phone get downstairs?) Clarice talking to and , as Roux yelled, comforting Oscar, Clarice in the kitchen, in the laundry, upstairs, downstairs, in the hallway, .....
The only thing keeping the Standers from being implicated in any conspiracy after the fact is that they will vouch for each other. If OP goes down I wouldn't be surprised if he throws them under the bus.