In America, Japanese internment camps were created.
Answer:
B. mercury
Explanation:
Mercury is one of the most common toxic chemicals that can be found in contaminated fish. This is because mercury has become a common pollutant in rivers and other waterways since it it commonly used in mining and industrial operation, and these operations end up throwing the mercury into the waterbodies, where the fish absorb it.
Answer: Because Truman asked Stalin for assistance with Japan and Stalin said america did not need the USSR's help.