A class of 30 students occupy a classroom containing 5 rows of seats, with 8 seats in each row. If the students seat themselves at random, the probability that the sixth seat in the fifth row will be empty is

A

$$\frac{1}{5}$$

B

$$\frac{1}{3}$$

C

$$\frac{1}{4}$$

D

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