Barrack Obama has been the President of the USA since 2008. He will no longer be president this year as new elections are on the run.
Ptolemy's system of latitude and longitude helped in mapmaking
Answer:
A messenger system supported communication.
Explanation:
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<span>the age of science and scientific inquiry</span>
Explanation: During 1685 to 1815 a movement radically changed European politics, philosophy, science, and communication, which was referred as the enlightenment period. It was not based on religious practices and beliefs but reasoned the belief and so it was called the age of reason.
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