I would say hereditary based on that her mother has depression too.
The false statement out of all options is the fourth option actually known as D) Lockout/Tagout is to be used only in extreme cases of potential electrical hazard because its not true.
I would go with B. Cave Diving (: skydiving is dangerous and so is free diving
The answer is A for the second one. Food workers are susceptible because they are around/handing food and they can get ecoli