Option a is the correct answer. The centers located in Gujarat, Bengal, Deccan and Tamil Country during the Gupta period were associated with textile manufacture. Textile manufacture was one of the most important industries in ancient India. It was a source of wealth, prestige, and foreign trade. The Gupta period witnessed a flourishing of textile production and export to various regions of Asia, Africa, and Europe. Important Tips Some of the famous centers of textile manufacture during the Gupta period were: Gujarat: Gujarat was known for producing fine cotton fabrics, silk fabrics, and brocade work. It exported textiles to Arabia, Persia, Egypt, and Rome. Some of the important ports of Gujarat were Bharuch, Cambay, and Sopara. Bengal: Bengal was known for producing muslin, a fine cotton fabric that was highly valued for its softness, lightness, and transparency. It exported muslin to China, Southeast Asia, and Rome. Some of the important ports of Bengal were Tamralipti, Chittagong, and Sonargaon. Deccan: Deccan was known for producing cotton fabrics dyed with various colors and patterns. It exported textiles to Sri Lanka, Southeast Asia, and China. Some of the important ports of Deccan were Kalyan, Chaul, and Dabhol. Tamil region: Tamil region was known for producing silk fabrics, cotton fabrics, and woolen fabrics. It exported textiles to Sri Lanka, Southeast Asia, China, and Rome. Some of the important ports of Tamil Country were Kaveripattinam, Nagapattinam, and Muziris.