B.The Oregon Border, because the US claimed all of it from Britain.
Hope this helps :)
<span>Before launching the craft on 11 April 1970, several experiments wer made in oder better knowlegde and experience to be gained for the mission. The experiments included launching free-flying vehiclesto simulate landing on the Moon's surface. The Astronauts made simulations inside NASA facilities to be better prepared for the space.</span>
The answer is Ten Amendments
The correct answer is <span>that they had to grant leeway for the adoption of some domestic reforms inside east european countries
Although there were numerous protests, riots, coups, and similar things, they were mostly stopped by the Soviet Union using the power of the military. This victory was difficult however and they understood that without giving satellite states some leeway that they would face numerous other problems in state governing.</span>