Which of the following statements is true? The first mathematical theory of tides was introduced by Aristotle. Edward Forbes believed life existed on the ocean floor. Benjamin Franklin created the first tide-prediction machine. All of the above. None of the above.

None of above

Explanation:

The first mathematical theory of tides was introduced by Galileo.

Edward Forbes believed that the abundance and variety of marine life decreased with increasing depth and, by extrapolation of his own measurements, Forbes calculated that marine life would cease to exist below 300 fathoms (1,800 ft; 550 m).

Sir William Thomson  (Lord Kelvin) created the first tide-prediction machine.