Do you have a good source on that? Every school book and college book I’ve ever checked, plus Encarta and Wikipedia, explicitly state that it is one continent.
A continent could be a single landmass or a part of a very large landmass, as in the case of Asia or Europe. Due to this, the number of continents varies; up to seven or as few as four geographical regions are commonly regarded as continents.
Do you have a good source on that? Every school book and college book I’ve ever checked, plus Encarta and Wikipedia, explicitly state that it is one continent.
https://en.m.wikipedia.org/wiki/Continent