KBC 2023, The options of the question – The golden jubilee of what aspect of the Indian postal system does this stamp commemorate?
A. Airmail
B. First day covers
C. PIN codes
D. Speed post
KBC 2023| The golden jubilee of what aspect of the Indian postal system does this stamp commemorate?
KBC 2023, Check the answer to the question- The golden jubilee of what aspect of the Indian postal system does this stamp commemorate?
