Banking & Finance Current Affairs - December 2021

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1.
Which bank was recently authorized by the RBI to collect indirect taxes?
2.
For which country World Bank  has approved USD 195 million loan in order to improve electricity distribution and implement energy sector reforms to increase service quality for consumer ?
3.
What is the full form of PFRDA ?
4.
In the ET BFSI Excellence Awards 2021, which bank won two awards?
5.
Which was India's biggest Merger & Acquisition deal in 2021?