Answer:
b. division between those who own and operate the means of production and those who sell their labor in capitalist societies.
Explanation:
Karl Marx advocates in his book "Das Kapital" (The Capital) that the labors sell the only thing they have, in this case, their strength. This happened, according to Marx, that during the capitalist development, some individuals gain economic power and then began to possess the production means, obligating the ones who didn't have the same to sell the strength in exchange for a sum of money.
After Ionian Greeks in Asia Minor revolted, their relatives in eretria and others sent forces to help them. They captured the persian provincial capital of sardis, burnt it and destroyed the statues of the persian gods. Some greeks rebelled against him and helped there fellow greeks in the fight for asia.