A. People rely too much on device for social interaction.
The battle of the Marne was a major turning point of World War I. By the end of August 1914, the whole Allied army on the Western Front had been forced into a general retreat back towards Paris. Meanwhile the two main German armies continued through France.
Answer:
After some members of Congress asked to see the diplomats' reports regarding what had transpired in France, Adams handed them over with the names of the French agents replaced with the letters X, Y and Z; thus the name XYZ Affair.