When proving causation in a negligence case, the plaintiff must prove that but for the defendants action the injury would not have occurred, this is known as the _________________ __________________ (two words) [or the ____________________ - _____ - _______________ (three words)] and that there was a foreseeable causal connection between the action and the injury, this is known as the ____________________ _________________ (two words) [or the ____________________ _________________ (two words)].