![QUIZ](https://www.gkseries.com/blog/wp-content/uploads/2022/01/Copy-of-Online-Quiz-Made-with-PosterMyWall-2022-01-10T141434.623.jpg)
A) $621.581 billion
B) $639.405 billion
C) $642.453 billion
D) $633.614 billion
Explanation: As per the latest Reserve Bank of India (RBI) data, the foreign currency reserves of India declined by $1.466 billion to $633.614 billion, in the last week of 2021, ended December 31, 2021.