Which freedom allows a state to grant another state the right to put down traffic from the home state of the carrier?

The third freedom, often referred to as the "third freedom of the air," provides a carrier of one state the right to carry passengers or cargo from its home country to another state. This means that if, for instance, a carrier is operating from State A to State B, they can pick up traffic (passengers or freight) in State A and transport it directly to State B.

In the context of your question, the correct answer recognizes that allowing a state to grant another state the right to put down traffic from the home state of the carrier directly relates to this freedom. The third freedom facilitates international air traffic rights by ensuring that carriers can originate flights in their home country to a destination in another state, thus fostering international commerce and connectivity.

The other freedoms, while important, pertain to different aspects of air transport. For instance, the second freedom is about the right to fly over a foreign state without landing, the fourth freedom allows a carrier to carry traffic from another state back to the home state, and the fifth freedom permits a carrier to carry traffic between foreign states while en route to or from its home country. Understanding these distinctions highlights why the third freedom is the appropriate choice for this question regarding traffic from the home state of the carrier.