The correct answer is: c) Automobile industries.
Chennai is nicknamed the “Detroit of India” because of its concentration of automobile industries. The city is home to several major automobile manufacturers, including Maruti Suzuki, Hyundai, and Ford. Chennai is also a major hub for automobile component manufacturing.
Option a) is incorrect because Chennai is not a major center for software companies. The city is home to some software companies, but it is not as well-known for its software industry as other Indian cities, such as Bangalore and Hyderabad.
Option b) is incorrect because Chennai is not a major center for electronics manufacturing. The city does have some electronics manufacturing companies, but it is not as well-known for its electronics industry as other Indian cities, such as Bangalore and Pune.
Option d) is incorrect because Chennai is not a major center for shipbuilding. The city does have some shipbuilding companies, but it is not as well-known for its shipbuilding industry as other Indian cities, such as Kolkata and Visakhapatnam.