NDA constituent Lok Janshakti Party (LJP) Tuesday showed its unease with the BJP over the delay in deciding the seat sharing in Bihar for the Lok Sabha elections.LJP central parliamentary board chairman Chirag Paswan tweeted that the NDA was passing through a critical phase after the exits of the RLSP and the TDP, and that in such a situation, the BJP should address the concerns of the other parties left in the alliance in a timely and respectful manner.