Step 1: Understanding Arable Land under the Land Acquisition Act.
Under the Land Acquisition Act, 'arable land' refers to land that is suitable for cultivation. It includes land that can be ploughed and used for growing crops.
Step 2: Explanation of Other Options.
- (a) Residential land is not classified as "arable" under this Act.
- (b) Commercial land is not specifically classified as "arable" either.
- (d) Industrial land is also not considered "arable."
Step 3: Conclusion.
Arable land is defined as land that is suitable for cultivation, making (c) the correct answer.