In 1870, John D. Rockefeller organized the Standard Oil Company of Ohio. Why did Rockefeller try to gain ownership of stock in other oil companies?

Janette goes into an electronics superstore to buy a new computer. the salesperson works with her to find the right model, and she agrees to buy a new computer for $500 and a floor-model 18-inch monitor for $100. just when she is ready to pay, the salesperson walks away for a minute and then comes back to inform her that the monitor she was ready to purchase can't be sold for < $125. she agrees to the extra $25 even though they had initially agreed on the $100 selling price. janette has fallen for the technique of gaining compliance.

During the period from 1865 to 1898 how did the political/economic elite contain the demands of farmers and laborers for economic justice

Music the height of a wave or the amount of the wave carries is the amplitude. a.air b.nodes c.speed d.energy