2. Why is it difficult to determine the spot price of oil? O Oil is highly dependent on politics and thus can change very rapidly.
Oil is primarily sold in long-term contracts, so there is no clear spot price of oil.
Oil is primarily traded in private markets, so very few people know how much money it is selling for.
O Oil cannot be stored efficiently, and thus special types of futures contracts are needed which do not incorporate
spot price.

the correct answer is:

it required the president to inform congress within forty-eight hours of any new troop commitment.

the war powers resolution (1973) is a federal law designed to limit the u.s. president’s ability to initiate or intensify military actions abroad without the approval of the congress.

it establishes that the president can send armed forces into action abroad only by declaration of war by congress, statutory authorization, or in case of a national emergency created by attack upon the united states, its territories or possessions, or its armed forces.

it requires the president to notify congress within 48 hours of sending armed forces to military action.

i would say iii (3) because in order to compare a price you have to use as a reference other near stores because it's its

hope i explained myself