(A) The office is led by the chief of staff, who serves as a key adviser to the president.
Answer:
With fears that the United States would lose Vietnam to communism, the country was divided at the 17th parallel, creating temporarily separate states, the North being communist and the South as a non-communist state.
I think the difference can be based on ownership. A government corporation is owned by the nation while a private company comes from stockholders.
<span>Another difference between the two is profit. The shares of stocks determine the division of profit in a private corporation. Profits in a government corporation shall become earnings for expenditures.</span>
<span>These are just some main points of comparison. Employment, different systems, and management are other facts that can also be used for comparison. </span>
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1 is a and 2 is d (because they answer the question) not towards you