Answer:
It is the sense of "a nation as a cohesive whole, as represented by distinctive traditions, culture, and language." National identity may refer to the subjective feeling one shares with a group of people about a nation, regardless of one's legal citizenship status
A line segment on a graph would be any line that isn't continuous. It would have dots on the ends instead of arrows. Is that what you're asking?
I don't know whether this was one of your options, but South Asia can be very well characterized as a Sub-continent.
In fact, it's is commonly referred to as "the Indian Subcontinent" or even simply "Subcontinent". One of the reason for a distinction of this part of the land is that it lies on a different tectonic plate.
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The least developed nations tend to have lower levels of industrial activity, resulting in lower levels of environmental damage. The most developed countries have found ways of improving technology and energy efficiency to reduce their environmental impact while retaining high levels of production
