Simplify:
\(\frac{{{{\left( {a + b} \right)}^2}}}{{\left( {{a^2} - {b^2}} \right)}} = ?\)
1
\(\frac{{ab}}{{\left( {a + b} \right)}}\)
2
\(\frac{{2ab}}{{\left( {a - b} \right)}}\)
3
\(\frac{{\left( {a + b} \right)}}{{\left( {a - b} \right)}}\)
4
None of these