Answer:
A synecdoche is naming the whole based on part. A or C fit this well.
Explanation:
due to virtual explantion of academy
its goign to be A. and E. and I think B.
It's "computers", because they're the subject of the verb to be.
I think.
The part of this excerpt that is directed against a particular social class in Ireland is "..I grant this food will be somewhat dear, and therefore very proper for landlords, who, as they have already devoured most of the parents, seem to have the best title to the children..."
In this part Jonathan Swift criticizes powerful and rich people, mocking landlords for being a part of a high social class.