Dalton's Atomic Theory Explained the Observation That the Percentage by Mass

Multiple Choice

Dalton's atomic theory explained the observation that the percentage by mass of the elements in a compound is always the same,thus Dalton's atomic theory supports what Law?

A) The Law of Definite Composition
B) The Law of Conservation of Mass
C) The Law of Conservation of Energy
D) The Law of Multiple Proportions
E) The Law of Chemical Compounds