Why doesn't the united states export crude oil to other nations?

a. united states does not produce enough petroleum to meet the nation's energy needs, so the export of crude oil has been banned

b. oil-rich nations refuse to enter into trade agreements that would allow them to import crude oil from the united states.

c. the tariffs imposed on the export of crude oil by the federal government are too high for most american petroleum companies.

d. the cost of crude oil imported from the united states to nations around the world is too high for most countries to pay.

30 points in a citizens elect the president as head of government separately from the legislature. question 1 options: parliamentary democracy communist state presidential democracy autocratic state question 2 (1 point) this form of government has only a single political party. question 2 options: communist democratic autocratic parliamentary question 3 (1 point) this is a government controlled by one person with absolute power. question 3 options: communist democratic autocratic parliamentary question 4 (1 point) a government is a government system where all citizens that choose to vote have a say in their government. question 4 options: communist democratic autocratic theocracy question 5 (1 point) in a the people elect the legislature, and the legislature chooses the head of government. question 5 options: parliamentary democracy communist state presidential democracy autocratic state

What would you call a political system that is only meant to last for a short time

Pls will give brainliest and 5star asap pls