Actually, there is an error here. If the indicative conditional is treated as material implication then one has to change one of the statements above to: if it was done with the knife, then it was certainly done by the professor.
... , I only made one overconfidence error, and there were 6 under ... ; It's all trial and error.
>
> As ... for me through trial and error like you said! Hopefully sooner ...
... over just bubbling in the scantron whenever you are about to ... the right spot on the scantron, and then fill in a ... have to look at the scantron if you don't mark ...