What is one example of a closed economy

A closed economy is an economy in which no activity is conducted with outside economies. A closed economy is self-sufficient, meaning that no imports are brought in and no exports are sent out. The goal is to provide consumers with everything that they need from within the economy's borders. A closed economy is the opposite of an open economy, which is when a country will conduct trade with outside regions.

A closed economy is the opposite of an open economy, in which a country will conduct trade with outside region.

- world peace, cause that's important

- iron man to still be alive, cause i cried my eyes out

- for those in starving places like africa to get the support that they need for food and water, cause they r humans and need those basic things go be alive.

what are the answer choices?