Read the passage. Scientists long believed that the discovery of a mummy in the Alps, known as Ötzi the Iceman, provided information on how humans lived 5,300 years ago. More recently, scientists used DNA analysis to discover that Ötzi and modern-day humans have DNA markers in common.

How did the study of Ötzi’s DNA change the way scientists viewed the development of modern humans?

They learned that Ötzi the Iceman was a close relative of today’s humans.
They learned that early humans developed differently and died off from the cold.
They learned that the DNA found in early humans can be found in today’s humans.
They learned that the DNA of early humans was much older than they originally believed.

answer

the statement that best describes president carter’s attempt to free the hostages in iran is c. all of the attempts failed.

explanation

the operation eagle claw conducted by the united states armed forces was a failed mission which aimed to rescue 52 americans captured as hostages in the american embassy, tehran on 24/4/1980.the mission was authorized by president jimmy carter. the failures included;   obstacles in operation that included operational conditions challenges caused by sandstorms, hydraulic problems of one the helicopters and , mechanical failure of another helicopter that was identified as a cracked rotor blade and the crashing of another helicopter during mission abortion causing death of 8 service persons.

your answer would be a) no nation can be economically self-sufficient.

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