Answer:
constitutional right is diffrent I think
The correct answer is 2.3 million tons of supplies were flown into West Berlin.
The splitting of East and West Berlin happened during the Cold War and was one of several changes Germany underwent after World War II. These airlifts helped in providing critical food and resources for individuals of West Berlin after the creation of the Berlin Wall.
Ending slavery means it will stop for sure, mean while ending the slavery trade means you won't be making more trades but slavery still exist.
Hope this helps! :)