What is a “freight container”?

1. AShipment tank or box used for transporting goods, equipped with a twist anchor bolt and of a maximum width of 250 cm.
2. BDouble walled metal tank used for transportation of fluids and equipped with a vehicle attachment twist lock.
3. CAny fixture with a maximum width of 300 cm, that is separated from the vehicle, used for goods transportation and allows leaving the loading fixture anywhere.
4. DClosed square metal box used for goods transportation and equipped with a vehicle attachment twist lock.

ትክክለኛ መልስ: A. Shipment tank or box used for transporting goods, equipped with a twist anchor bolt and of a maximum width of 250 cm.