Read the passage and answer the questions:

Chanhudaro is a tiny settlement (less than 7 hectares), almost exclusively devoted to craft production. including bead-making, shell-cutting, metal-working, seal-making and weight-making. The variety of materials used to make beads is remarkable: stones like carnelian, jasper, crystal, quartz and steatite; metals like copper, bronze and gold; and shell, faience, and terracotta or burnt clay. Some beads were made of two or more stones, cemented together, some of stone with gold caps. The shapes were numerous-disc-shaped, cylindrical, spherical, barrel-shaped, segmented.

Which of the following Harappan sites were specialised centres for making shell objects ?

A. Chanhudaro
B. Lothal
C. Dholavira
D. Nageshwar
E. Balakot

Choose the correct answer from the options given below:

D, E only

The correct answer is Option (4) → D, E only

Nageshwar (Option D): Archaeological excavations at Nageshwar have revealed a concentration of shell artifacts, indicating that the site was involved in the production of objects made from shells. This evidence suggests a specialized skill or industry related to shell-working activities.

Balakot (Option E): Balakot, located on the Makran coast, has also yielded archaeological findings related to shell-working. The discovery of shell objects and the evidence of specialized workshops at Balakot imply that the site played a significant role in the production of shell artifacts.

So, the correct option is [4].