The correct options are
A The sugar industry is situated in the catchment areas of Cauvery, Krishna, and Tungabhadra rivers.
C Mysuru Sugar Company was the first modern sugar mill was established in 1933 at Mandya district.
D Sugar was produced in Srirangapatna and Chikkaballapura since the 19th century.
Sir Francis Buchanan mentions in his writings that sugar was produced in Srirangapatna and Chikkaballapura since the very early 19th century.
Mysugar is the short form of Mysuru Sugar Company, was the first modern sugar mill to be established in 1933 at Mandya district.
At present, there are 47 sugar factories in the state, and 339 lakh tonnes of sugar is produced annually.
The sugar industry in Karnataka is concentrated in the sugarcane growing areas that are situated in the catchment areas of Cauvery, Krishna, and Tungabhadra rivers.