Today we're going to discuss the history of the postal service. Interestingly, the first organized postal system was established in Persia around 550 BC. However, it wasn't until the 19th century that the modern postage stamp was introduced. In 1840, Britain issued the Penny Black, which was the first adhesive stamp used in a public postal system. This innovation allowed people to prepay for mail delivery, which greatly increased the efficiency and accessibility of sending letters. Before this, recipients usually paid the postage, which often led to refusal of delivery due to high costs.
❓ 1840年に郵便切手を導入した主な利点は何でしたか？
A. A. それは郵便配達のコストを削減した。
B. B. 送り主が配達料金を前払いできるようにし、効率を高めた。
C. C. それは郵便サービスを一般の人々が利用できるようにした。
D. D. それは郵便従事者の必要性を排除した。
✅ 正确答案
B. It allowed senders to prepay for delivery, increasing efficiency.