Question

Distinguished between first class mail and second class mail with suitable examples. ​

Answer 1

Answer:

Cards and envelope are considered first class mail and are airlifted between station covering both land and air. Second class mail : Books packets, registered newspapers and periodicals are considered second class mail and are carried by surface mail, covering land and water transport.

Explanation:

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Answer 2

first class mail is a class of mail used to ship letters, thick envelopes, and light weight packages. ...... second class mail: periodicals, magazines, newspaper  that are printed more than 4 times a year. third class mail: marketing mail,flyers, mailers,etc.