51 men can complete a work in 12 days. Four days after they started working 6 more men joined them. How many days will they now take to complete the remaining work?
A$$8\frac{1}{19}$ days$
B$$5\frac{9}{19}$ days$
C$$7\frac{3}{19}$ days$
D$$6\frac{7}{19}$ days$