cientists working on a number of separate projects made contributions to the invention of
the radio, such as Nikola Tesla, who was one of the first to receive a patent in the United States for what was then called “wireless transmission of data.”
(A) radio, such as Nikola Tesla -
read this as "radio, for example Nikola Tesla" 
funny (B) radio; including as Nikola Tesla -
including as iw wrong, wordy, semicolon is not required, 2nd part is a sentence fragment. (C) radio, including Nikola Tesla
- keep it cool. [highlight]OK[/highlight]
(D) radio;
not least among them being Nikola Tesla -
extremly wordy, D is out (E) radio; especially Nikola Tesla -
wordy, semicolon is not required, 2nd part is a sentence fragment.
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50% (01:07) correct 
