Answer:
Why does Jefferson begin with points about human rights before discussing the colonists' specific grievances? ... Jefferson declares that freedom is based upon having certain basic "inalienable" human rights. If a ruler or leader does not protect these rights, people are not free.
Answer:
One of the first mechanical televisions used a rotating disk with holes arranged in a spiral pattern.
Extra:
This device was created independently by two inventors: Scottish inventor John Logie Baird and American inventor Charles Francis Jenkins. Both devices were invented in the early 1920s.
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