Which one of the following 19th century business leaders is correctly paired with his area of industry? John D. Rockefeller and oil John D. Rockefeller and oil Andrew Carnegie and railroads Andrew Carnegie and railroads Thomas Edison and the telephone Thomas Edison and the telephone Jay Gould and textiles

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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. 

hi! i'd love to assist you with this however the chart is not attached to your question. could you share the attachment with me? !

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