Which of the following are true in context of labour and Indian Constitution?
1. Labour is included under the concurrent list- List III in the seventh schedule of Constitution of India.
2. In the case of labour legislation, there is a clause which says that state cannot enact a law which is repugnant to the Center.
3. Security and social insurance; employment and unemployment. These are item number 23 on the list.

A. Both 1 and 2

B. 1, 2 and 3

C. Both 2 and 3

D. Both 1 and 3

Answer: Option B