Choose all that apply. what can we learn from technological advancements of the past?

it was on the rise and doing very well and would continue to do well until the great depression from 1929-1939

the right answer for the question that is being asked and shown above is that: "their policy of "divide and rule" pitted political groups against each other to keep any one group from becoming too powerful.  " the  participant in european imperialism is being described below is that  their policy of "divide and rule" pitted political groups against each other to keep any one group from becoming too powerful.