Tamil Nadu’s beach sand minerals are found along the coast of:

The beach sand minerals in Tamil Nadu are a valuable resource that is essential to the state’s economy. The state government has taken steps to protect these minerals and to ensure that they are used in a sustainable manner.

Here is a brief explanation of each option:

• Option a) Chennai and Kanchipuram: This option is incorrect because the beach sand minerals in Tamil Nadu are not found along the coast of Chennai and Kanchipuram.
• Option b) Kanyakumari and Tirunelveli: This option is incorrect because the beach sand minerals in Tamil Nadu are not found along the coast of Kanyakumari and Tirunelveli.
• Option c) Ramanathapuram and Pudukkottai: This option is incorrect because the beach sand minerals in Tamil Nadu are not found along the coast of Ramanathapuram and Pudukkottai.
• Option d) Cuddalore and Nagapattinam: This option is correct because the beach sand minerals in Tamil Nadu are found along the coast of Cuddalore and Nagapattinam.