-1 on which axis? Is this all the information given in the question?
Answer:
All safety, quality and other specifications and standards applicable to any Product, including all medical devices and other standards promulgated by Standard Bodies.
Explanation:
hope this helps : )
One way would be to limit who can receive a passport or visa to travel to another country and another would be at the entrance to the country they may not be admitted for example due to inadequate funds to live. In my case, when I travelled by bus from Costa Rica to Panama, the Panamanian authorities required that I either have a ticket out of the country or a return ticket back to San Jose, Costa Rica.
I think the answer is "physical"
hope this helps ! :D
