Multiple choice

Which of the following are considered as first class mail and are airlifted between stations?

a. Cards b. Envelopes c. Books d. Registered newspapers e. Periodicals

  1. a, b and d

  2. c, d and e

  3. a, d and e

  4. a and b

  5. d and e
Reveal answer Fill a bubble to check yourself
D Correct answer
Explanation

This is the correct answer as cards and envelopes are considered as first class mail.

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