I believe the correct answer is: the claim of a human tyrant
of enduring glory is transient.
The theme of "Ozymandias", a poem written by Percy
B. Shelly, can be said to be that the claim of a human tyrant of enduring glory
is transient. This theme may be even broader, meaning that everything humans accomplish
is transient such as Ozymandias’ glory in this poem.
Under is a preposition.
Prepositions are words that indicate location. It tells the location of the subject or object.
Prepositions not only show the actual location of a place but also the location in time.
Some prepositions of an actual location are: in, on, under, above, behind, beside, etc.
Some prepositions of a location in time are: before midnight, after the exams, during winter....