ABC co. has the following data: Standard batch level material costs of Rs. 12,000 for a batch of 100 units. Static budget was for 180 units. Actual was Rs. 11,000 for a production of 80 units. Calculate the flexible budget variance. (Note: this is a batch level cost)

A. Rs. 1,000 (Favourable)

B. Rs. 5,667 (Unfavourable)

C. Rs. 5,667 (Fvourable)

D. Rs. 13,000 (Favourable)