\(\frac{{\left( {\frac{{13}}{{19}} \times \frac{{76}}{{39}}{\rm{\;of\;}}\frac{{13}}{{38}} \div \frac{2}{3}} \right)}}{{\left( {\frac{7}{8} \times \frac{4}{{21}}{\rm{\;of\;}}\frac{3}{2}{\rm{\;}} - \frac{{15}}{{76}}} \right)}} = {\rm{\;}}?\)
1
1
2
13
3
19
4
0