Answer: completing the question to give:
The development of the original personal computer (PC) was a RADICAL innovation at the time, whereas adding a different kind of whitening agent to a soap detergent in an example of a INCREMENTAL innovation.
Explanation: An invention is simply the act of producing something that has never been formed before then, while an innovation is an idea on how to better an already existing invention or pattern.
A radical invention is an invention that drastically changes the way things are done in the society when applied.