To answer this question, we need to understand the meaning of the word "Douzo" in Japanese.
Option A) "Yes, please!" - This option is incorrect because "Douzo" does not mean "Yes, please!" in Japanese.
Option B) "No!" - This option is incorrect because "Douzo" does not mean "No!" in Japanese.
Option C) "Hello!" - This option is incorrect because "Douzo" does not mean "Hello!" in Japanese.
Option D) "Thank you!" - This option is incorrect because "Douzo" does not mean "Thank you!" in Japanese.
The correct answer is A) "Yes, please!"