True. It would be dangerous to have medications within reach of children, they should be kept high and locked.
I'm not entirerly sure whether ANY of these statements could be considered untrue.
Socializing up to a certain extent could increase productivity, granted it would be done with work in mind.
B, C, D all are true as these are very commonplace things that can happen at the workplace, while not all are equally probable all of them could happen.
If one really is considered untrue, it most likely would be A.
In other words, their drinking may have a purely cognitive cause. “moderation management”. Over time, a brain chronically exposed to alcohol also loses its ability to produce and use dopamine, one of the main chemicals that makes humans feel “good” or euphoric. The addicted brain is addicted. And it’s not one or two drinks the addicted brain wants.