The denominator of a rational number exceeds its numerator by 10. If the numerator is increased by 4 and the denominator is reduced by 3, the number obtained is \(\frac{5}{6}\). The original rational number is:
1
\(\frac{9}{19}\)
2
\(\frac{11}{21}\)
3
\(\frac{13}{23}\)
4
\(\frac{7}{17}\)