Which one of the following selections most closely follows the reasoning ... ...

Which one of the following selections most closely follows the reasoning in the passage?
(A) If you brush your teeth twice every day, you will keep your teeth clean. If you keep your teeth clean, you will not get cavities. So, if you brush your teeth twice every day, you will have low dental bills.
(B) ...
(C) ...
(D) ...
(E) ...

*This question is included in Exercise (Logic II)