Which is correct:<br/><br/><span style="color:#ff0000;">1-About Julia, I do not know how she lost her job.</span><br/><br/><span style="color:#800080;">2-As regards Julia, I do not know how she lost her job.</span><br/><br/><span style="color:#0000ff;">3-As for Julia, I do not know how she lost her job.</span>