What event severely strained u. s.-soviet relations? a) the camp david accords b) the soviet invasion of afghanistan c) the iranian hostage crisis

Here’s the first one let me send the next page of the passage

What impact did new technologies in the assembly and manufacturing have on the auto industry in the 1920s

Is this statement true or false? before 1850, workers in american mines, mills, and factories were poorly paid, but their safety on the job was always protected by strict laws.