Anna heated 15 g of Substance A to obtain 5 g of substance B, 4 g of Substance C, and a certain amount of Substance D, which statement is correct
A) the mass of substance D was 10g less than the mass of substance A
B) the mass of substance D was 1 g greater than the mass of substance B
C) the mass of substance A was equal to the total mass of substance C and substance D
D) the mass of substance A was equal the the total mass of substance B and substance D
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