The Shiv Sena chief's comments come in the background of reports that the BJP is keen to allow the NCP to enter the NDA.
Naidu, in an interview to PTI speaks about the differences that arose between the BJP and the TDP.
Vijayvargiya stated that a clear decision on CM candidates will be revealed by December 10, but refrained from disclosing whether the party will select leaders from the newly elected MLAs or bring in outsiders.
Speak less or do not speak at all, is the mantra Bharatiya Janata Party president Nitin Gadkari has given to partymen in a bid to make it a party with a difference and not one of differences.
The sources said Thackeray also had talks with former prime minister and NDA chairman Atal Bihari Vajpayee a couple of days back.
The National Democratic Alliance on Monday gave separate privilege notices in the Lok Sabha and Rajya Sabha against Sports Minister Ajay Maken's statement on the Commonwealth Games.
Pramod Mahajan, who was supposed to lead the protests, did not turn up.
It is the third party in Tamil Nadu, after DMK and MDMK, to quit the BJP-led alliance.
Repeated requests by Speaker Somnath Chatterjee asking the members to raise the issue after Question Hour failed to cool tempers.
The manner, in which campaign for commutation of capital punishment to Mohd Afzal, prime accussed in Parliament attack case, was being allowed to be carried out, indicates that the Centre was going soft on terrorism, Advani alleged.