14. The result of the calculation $9 \times 11 \times 13 \times 15 \times 17$ is the six-digit number ' $3 n 8185$ '. What is the value of $n$ ?
A 2
B 4
C 6
D 8
E 0
14. A Note that $9 \times 11 \times 13 \times 15 \times 17$ is a multiple of 9 . Therefore the sum of its digits is also a multiple of 9 . The sum of the digits of ' $3 n 8185$ ' equals $25+n$. So $n=2$, since 27 is a multiple of 9 .