The gap is closing between the NDA and the MGB. The Nitish Kumar government who is with the BJP is at 100, the MGB is a 102. Anybody's guess what the results will be.  Most exit polls have predicted a rout for the ruling JD(U)-BJP combine and a resounding victory for the Grand Alliance ) led by RJD's 31-year-old chief ministerial candidate Tejashwi Yadav. But exit polls can be wrong.