The law hypothesis is a speculative explanation of the nature or cause of a class of things or phenomena, and draws a regular proposition that may have universal significance, thereby attempting to establish, develop, or supplement scientific theories. According to the above definitions, Which of the following are law hypotheses:. ['the teacher explained to the students that the cause of the tidal phenomenon is the periodic movement of seawater under the action of gravity.', 'the warehouse of a unit was stolen, and since no signs of destructive entry were found, investigators believe that the insiders are very likely to commit crimes.', 'Newton discovered the law of gravity based on the phenomenon of an apple falling.', 'some researchers pointed out that the diseases caused by genes may be caused by genetic mutations.']