Read the text and fill in the gaps with the correct form of verbs as per subject and context.

The term 'diaspora' (a) --- (use) to refer to people who (b) ---- (leave) their homeland and (c) --- (settle) in other parts of the world, either because they (d) --- (force) to do so or because they (e) --- (want) to leave on their own. The word is increasingly used for such people as a collective group and/or a community. The world (f) --- (see) many diasporas but scholars (g) ---- (study) the phenomenon with great interest only in recent decades. Among the great diasporas of history is that of the Jewish people, who (h) --- (force) to leave their lands in ancient times. The movement of Aryans from Central Europe to the Indian sub-continent thousands of years ago (i) --- (be) also a noteworthy diaspora, although the causes of this diaspora (j) ---- (be) unclear. In twentieth century history, the Palestinian diaspora (k) --- (attract) a lot of attention and (l) ---(be) a cause of concern for world leaders because of the plight of Palestinians. There (m) --- (be) massive diasporas in Africa, too, over the centuries, either because of war or because of the ravages of nature. But the chief reason why the phenomenon of diaspora (n) --- (attract) so much attention now is globalization.