During the period between 1200 CE and 1500 CE, Indian industries were marked by significant regional specialization and the production of high-demand goods, both for local consumption and international trade. Consider the following statements regarding Indian industries during this period:

1. The textile industry, particularly the production of fine cottons like muslin, thrived in regions such as Gujarat and Bengal, contributing to India’s global reputation as a producer of high-quality fabrics.
2. Metallurgy and the production of arms and weaponry reached advanced levels, with iron, copper, and steel being utilized for both agricultural tools and military equipment, especially under the Delhi Sultanate.
3. India's maritime trade and industries were facilitated by the rise of ports such as Calicut and Cambay, where shipbuilding and the manufacture of goods like spices, indigo, and precious stones were critical for the Indian Ocean trade network.
4. The sugar industry saw limited development during this period due to the decline in agricultural productivity and the inability to produce sugar in large quantities for export.

Which of the above statements is/are correct?