B - Advocated in favor of slavery.
Publication of this telegram in United States newspapers helped to "(2) convince the American public to support <span>entrance into World War I" since many US ships were sunk. </span>
D is correct, though it passed in congress it lacked the 38 state approvals it required to be ratified, it wasn't made an official law but several states made similar laws applying to their own state
Morgan was a banker and financier who organized corporate mergers.