"It is an internal matter of the BJP," the Akali veteran said.
In the context of Advani's resignation, Badal also said that whatever BJP decides is their internal matter.
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He, however, quickly added that SAD is "an inseparable ally of the NDA".
Yesterday, the Punjab Chief Minister had described Modi's appointment as chairman of BJP's election campaign committee as a "master-stroke" and a knockout punch against a "staggering" UPA government.