15+25+35+45=120 120 divide 4 = 30
Answer:
I think that the answer is B. To develop plans or post-war Japan.
Explanation:
It appears to be the only one that applies to the Potsdam Conference
The answer to that is poor working conditions and cruel treatments of peasents.
I believe it's <span>B.Researchers everywhere began to collaborate and share data.
</span>
President Johnson was able to bloc the measure of "<span>b. Increasing the power of the Freedmen's Bureau" since he was opposed to strong federal government intervention during Reconstruction. </span>