Who do you think should be responsible for cleaning up all the space junk orbiting the earth? Please I really really needed help

Every spacefaring country.

Explanation:

Space junk is no one countries' responsibility, but the responsibility of every spacefaring country. The problem of managing space debris is both an international challenge and an opportunity to preserve the space environment for future space exploration missions.

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Taken from google :/

a. a clone will be physically identical to the original, but won’t be genetically identical

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10 years is the answer