To answer this question, we need to have knowledge about the triangular cricket series held in Durban in February 1997. Let's go through each option to understand why it is correct or incorrect:
Option A) India - This option is incorrect because India did not win the final of the triangular cricket series held in Durban in February 1997.
Option B) South Africa - This option is correct because South Africa won the final of the triangular cricket series held in Durban in February 1997.
Option C) Australia - This option is incorrect because Australia did not win the final of the triangular cricket series held in Durban in February 1997.
Option D) England - This option is incorrect because England did not win the final of the triangular cricket series held in Durban in February 1997.
The correct answer is Option B) South Africa. South Africa won the final of the triangular cricket series held in Durban in February 1997.