The correct answer is: a) Firecrackers and matches.
Sivakasi is a city in Tamil Nadu, India. It is known as the “matchbox capital of the world” and the “fireworks capital of India”. The city is home to over 1,000 factories that produce firecrackers and matches. The firecracker industry employs over 100,000 people in Sivakasi. The city is also a major producer of other goods, such as soaps, detergents, and plastic products.
Option b) is incorrect because Sivakasi is not a major center for the production of electronics. The city does have a few electronics factories, but they are not as significant as the firecracker and match factories.
Option c) is incorrect because Sivakasi is not a major center for the production of engineering goods. The city does have a few engineering factories, but they are not as significant as the firecracker and match factories.
Option d) is incorrect because Sivakasi is not a major center for the production of sports equipment. The city does have a few sports equipment factories, but they are not as significant as the firecracker and match factories.