What approximate will come in the place of the question mark ‘?’ in the following question?
\(\frac{{{{(7.1)}^3} - {\rm{\;}}{{(5.9)}^3}}}{{{{(7.1)}^2} - {\rm{\;}}\left( {7.1} \right)\left( {5.9} \right) + {\rm{\;}}{{(5.9)}^2}}} = {\rm{\;}}?\)
1
1.8
2
1
3
2
4
3
5
4