what did the letters x, y, and z refer to in the dispatches sent from the american commissioners attempting to negotiate with talleyrand?
a. they referred to the different bribes requested by talleyrand.
b. they referred to french spies sent to infiltrate the united states.
c. they referred to the middlemen who were passing information between talleyrand and the american commissioners.
d. they referred to the american trade ships that had been captured by french ships.