In an office, a typing work can be finished by Monika in 6 hours, Anita in 8 hours and Manju in 5 hours if they work alone. How much time (in hours) will they take if they work together?

A

$$3\frac{3}{59}$$

B

$$2\frac{2}{59}$$

C

$$2\frac{2}{5}$$

D

$$2\frac{2}{57}$$