If new information about the behavior of atoms is discovered and verified, then revisions will need to be made to the current?

Question

A. atomic theory
B. atomic model
C. atomic number
D. carbon cycle
Is the answer A?

Answer 1

I would go with A also but I don't know why B couldn't be correct too. In fact I've always more or less equated atomic theory with the atomic model.

Answer 2

Atomic theory is. A
Subject to change if new information is discovered. B. A solution to the problem of differing isotopes. C. Unchanged able D. A descriptive table that list all of the element

Answer 3

is this right
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can some one give the right answer