**The Triangular Cricket Series in Durban, February 1997**

The triangular cricket series held in Durban in February 1997 was a limited-overs tournament involving three teams: India, New Zealand, and South Africa. The teams competed in a round-robin format, with each team playing against the other twice. The top two teams at the end of the round-robin phase advanced to the final.

**Round-Robin Matches**

During the round-robin phase of the tournament, each team played four matches. India won three out of their four matches, defeating New Zealand twice and South Africa once. New Zealand won two matches, defeating South Africa twice. South Africa won only one match, which was against New Zealand.

Based on the round-robin results, India and New Zealand finished as the top two teams and advanced to the final.

**The Final Match**

The final of the triangular cricket series was held in Durban on a specific date in February 1997. The match was contested between India and South Africa, as New Zealand did not qualify for the final. Both teams had shown strong performances throughout the tournament, but only one team emerged as the winner.

**The Winner of the Final**

In the final match, South Africa emerged victorious and won the triangular cricket series held in Durban in February 1997. They showcased a strong performance and defeated India to claim the title.

Therefore, the correct answer to the question is option 'C' - South Africa.

**Conclusion**

The triangular cricket series held in Durban in February 1997 was won by South Africa. They defeated India in the final match to claim the title. The tournament was a significant event in the cricketing world, showcasing the talent and skills of these three teams.