What will be come at the place of question mark?
\(\frac{\mathrm{W}}{\mathrm{~S}}, \quad \frac{\mathrm{U}}{\mathrm{O}}, \quad \frac{\mathrm{~S}}{\mathrm{~K}}, \quad \frac{\mathrm{Q}}{\mathrm{G}}, \quad ?\)
1
\(\frac{c}{o}\)
2
\(\frac{P}{R}\)
3
\(\frac{o}{c}\)
4
\(\frac{R}{J}\)