__________mail is the most common and affordable way to send envelopes and lightweight packages.
A. First Class
B. Second class
C. Bulk
D. Both B & C
Answer:
So the correct answer is (A): First Class
EXPLANATION
- First-class Mail is the least expensive and fastest way to send postcards, letters, big envelopes, and parcels.
- These are airlifted between stations covering both land and air.