Which argument supports the perception of big business leaders as " captains of industry " ?

Assuming that this is referring to the same list of options that was posted before with this question, it's the second argument having to do with the fact that these leaders make decisions on what is produced, since this determines industry standards. 

  the domino theory states that  if one country in a region came under the influence of communism, then the surrounding countries would follow in a  domino  effect.