BC is notoriously odd with admissions and any CF greatly increases your odds of a ding with them. So it could be a yeild protect or the CF. CFs (even minor) seems to be one of the common threads between people unexpectedly dinged there.
Whew. Okay. Thanks guys. I know it seems like such a minor thing, but using the calculator, it can shave .1 off my GPA just like that. I'd rather it not!