10. According to the speaker in "Ode to a Nightingale." of what is the nightingale unaware?

a. he fear of human mortality
b. the richness of nature’s bounty
c. the cycles of history
d. the sorrows of human existence

A. he fear of human mortality

Explanation:

answer: i would say he was very determined and persistent in overcoming obstacles.

explanation:   "the magician of menlo park" as he was called, liked to tell an incident that happened when he was 8 years old and came back home crying after attending school for three months because his teacher called him "sterile and unproductive". from nowadays perspective, we can say that thomas alva edison was one of the most persistent and determined man that has ever existed. when edison was 14, he contracted scarlet fever. the effect of the fever, as well as a blow to the head by an angry train conductor, caused edison to become completely deaf in his left ear, and 80-percent deaf in the other. so as you can see he had to struggle to not so many minor issues but he always succeeded.

assuming the underlined word is "regnant", the correct answer is b) ruling.