A. Do you like listening to music?

No, I don't like it. / No, I don't like listening to music.

=> Corrected : The sentence is corrected grammatically. 

B. 1. Okay.                                              Yes, I do. 

     2. How about this?            /                 How about this one? ✔

    3. Have a white dog?        /                  Do you have a white one? ✔

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