A can do a piece of work in 8 days while B alone can do it in 12 days. They work together for 4 days and the remaining work is completed by C alone in 2 days. They are paid ₹7,200 for the completion of the entire work. The earnings of A, B and C, respectively, are:

A

₹2,400, ₹2,400, ₹2,400

B

₹3,600, ₹2,400, ₹1,200

C

₹4,000, ₹2,400, ₹800

D

₹3,000, ₹3,000, ₹1,200