Bharat Electronics Ltd has decided to purchase a machine to enhance their production capacity. There are three machines under consideration. The relevant details are given below. Assume all sales are on cash basis. Corporate income-tax rate is 35%. Interest on capital may be assumed to be 8%.

Particulars	Machine A (₹)	Machine B (₹)	Machine C (₹)
Initial investment	25,00,000	30,00,000	28,00,000
Estimated annual sales	6,00,000	5,50,000	6,50,000
Cost of production:
Direct material	50,000	45,000	60,000
Direct labour	40,000	35,000	50,000
Factory overhead	70,000	65,000	80,000
Administration cost	25,000	20,000	30,000
Selling & Distribution cost	15,000	12,000	18,000

The economic life of Machine A is 2 years while it is 3 years for the other two. The scrap values are ₹50,000, ₹40,000, and ₹45,000 respectively. You are required to find out the most profitable investment based on the payback period method.