ITS b.“This was an army, trained to fight on horseback /
or, where the ground required, on foot” (Homer 55-56).
i just took the test
What? Can you explain your question please?
A thing that is or is likely to be wrongly perceived or interpreted by the senses.
A deceptive appearance or impression.
A false idea or belief.
It is foreshadowed that Susan is at a zenith, a highpoint in her life. This, however seems to be the last highpoint that she will ever be at, insinuating that the rest of her life was much more depressing and less exciting.
The answer you are looking for is B, participle.