The correct answer is C. Gavaskar congratulated Azhar, saying that he had done well.

Gavaskar said, "Bravo! Azhar, you have done well." This is a clear example of a congratulatory statement. Gavaskar is expressing his approval of Azhar's performance, and he is doing so in a positive and enthusiastic way.

Option A is incorrect because it does not accurately reflect the tone of Gavaskar's statement. Gavaskar is not simply exclaiming with joy; he is also congratulating Azhar.

Option B is incorrect because it does not accurately reflect the content of Gavaskar's statement. Gavaskar is not simply calling Azhar; he is also congratulating him.

Option D is incorrect because it does not accurately reflect the form of Gavaskar's statement. Gavaskar is not simply praising Azhar; he is also congratulating him.