"A chemical compound always contains the same elements combined together in the same proportion or ratio" is the statement of ____...? Mcqs

"A chemical compound always contains the same elements combined together in the same proportion or ratio" is the statement of ____...?

(A) Law of Multiple Proportions

(B) Law of Conservation of Mass

(C) Law of Reciprocal Proportions

(D) Law of Constant Composition

Source: This question is taken from the Everyday Science