Why was Columbus getting so much attention?

Germany italy and japan formed the tripartite pact in part because they: a. hoped to convince the united states to stay out of world war ii b. share the ruling philosophies based on communist economics c. resented the agreements they were forced to sign at the munich conference d. believed their territories were threatened by aggressive foreign states

Jane determines x = 4 and y = 1 is the solution to the following system of equations.

Which piece of information would most a historian create an interpretation of this photograph of works in a factory?