Vizag, June 15 (ANI): Union Parliamentary Affairs Minister M Venkaiah Naidu on Sunday said that Lok Sabha Speaker Sumitra Mahajan is having a look at all past conventions and precedents before deciding on the method to choose a Leader of the Opposition. He also said that she is consulting with experts on the issue. He also advised the Congress Party and its supporting parties to stay calm. Naidu also quoted the prime minsiter's speech in the parliament to remind the Congress that it does not have numbers to stake a claim for the post of Leader of the Opposition. Naidu also went back in history to say that there have been many occasions when there was no Leader of the Opposition, and asked Congress to explain as to why the rules should be bent for it.