Assertion-(A): Inter-state transport of coal is a major component of the transport carried out by the Railways. Reason-(R): Bengal- Jharkhand coal mines are the major source of coal supply to the western states. Select the correct answer from the codes given below: Code:

• (a)A and R both are true and R is correct explanation of A
• (b)A and R both are true but R is not correct explanation of A
• (c)A is true but R is false
• (d)A is false but R is true UP UDA/LDA (Pre) G.S. 2010