Which of the following options is considered the second class mail?
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Cards
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Envelopes
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Packets
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None of these
C
Correct answer
Explanation
In India's postal classification, second-class mail primarily includes packets and parcels, which are given lower priority compared to first-class letter mail. Envelopes (letter mail) fall under first-class mail. Cards can be either first or second class depending on their content and purpose. The classification determines processing priority and transmission speed.