Acountry that withdraws from all word affairs is .policy of

Isolationism

Isolationism refers to a country's policy of removing itself from world affairs. Sometimes this is done by choice and other times this is done in response to crippling sanctions.

The United States briefly toyed with Isolationism between the World Wars but was eventually drawn into World War II due to the attack on Pearl Harbor.

jupiter is mainly composed of hydrogen and helium just like a star. spectral analysis of jupiter has revealed that in addition to hydrogen and helium, the planet is made of water, methane and ammonia. those elements are in trace amounts. the core of the planet is thought to contain some rock and metallic hydrogen. i hope this will give you the answer to your question! : d

c it has to be i googled it