A can complete 40% of a work in 6 days and B can complete $$33\frac{1}{3}\%$$ of the same work in 8 days. They work together for 8 days. C alone completes the remaining work in 4 days. A and C together will complete the same work in:

A

$$13\frac{1}{8}$$ days

B

$$12$$ days

C

$$9$$ days

D

$$10$$ days