If did you see that special about uh all these people that work on the road crews they're putting these bridges up and so many of them had tested positive for drugs and they they haven't been putting these bridges together correctly and like yeah and then uh on the lines for putting your automobiles together same thing they're under the influence and they're not doing the job right, can we conclude that "The road crews are all completely sober."?
Select from: A). yes B). it is not possible to tell C). no
C).