Hint: Many sea living creatures form within their living shells tiny, shiny objects which are known as pearls. They are available in a diverse set of colors. In India, pearls are found across many places. As natural pearls are very rare to find, nowadays, pearls are produced through artificial cultures.
Three types of pearls are found nowadays. These are – natural, cultured, and semi-cultured. The industries and factories that produce pearls in India are scattered across the country. Many pearls like objects are also made through intimidation.
From the historical period, the business of pearl trading is continuing.
Pearl culturing is one of the finest crafts of the Hyderabad city located in the state of Telangana of southern India. The city contains the maximum number of centers of pearl drilling in the entire world. There are indefinite varieties of pearls produced in the Hyderabad city- black pearls, rice pearls, white pearls, etc. Pearls are an indispensable part of the Hyderabad culture. Due to the increasing growing and developing pearl industries of the city and their immense contribution to the economy and culture of Hyderabad, it is called ‘Pearl City’ of India’. Tuticorin is a port city in the state of Tamil Nadu. This city also has a large number of factories culturing pearls of various kinds. Among the people of the south, this city is very famous for the presence of pearlfish owing to the long coastline.
Kochi is a city in the southern state of Kerala which has a lesser number of pearl growing factories. There are many beds found on the coasts of Kerala suitable for pearl growth.
So, the correct answer is Option D.
Note: Due to the increasing growing and developing industries of certain products in any city and their immense contribution to the economy and culture of the place, the place is usually named by that particular product. In Hyderabad, we find a variety of pearls and also known as Pearl City.