The correct options are
A The automobile industry in Tamil Nadu contributes to around 8% to state's GDP.
D The chemical industry contributes 13% to the state’s GDP; overall, the industry exports 8% of the total exports.
Only a small portion of the cloth produced is exported, while the rest is used for Free Supply of Uniforms to School Children and Free Distribution of Sarees and Dhotis Scheme.
There are 34 sugar mills in Tamil Nadu out of which 16 are cooperative-owned and 18 are privately-owned.