Find a General Term $a_{n}$ , for the Given Terms of the Sequence

Multiple Choice

Find a general term, $a_{n}$ , for the given terms of the sequence.
- $\frac{5}{2}, \frac{5}{4}, \frac{5}{8}, \frac{5}{16}, \frac{5}{32}, \ldots$

A) $a_{n}=\frac{5}{2 n}$

B) $a_{n}=\frac{2}{5^{n}}$

C) $a_{n}=\frac{5}{2^{n}}$

D) $a_{n}=\frac{2}{5 n}$