A can complete 25% of the work in 4 days, B can complete 50% of the same work in 12 days and C can complete the same work in 32 days. They staned working together but C left after 4 days of the start and A left 6 days before the completion of the work. In how many days was the work completed?

A

10 days

B

12 days

C

8 days

D

14 days