What theme is emphasized in this excerpt from "ode on a grecian urn" by john keats?

heard melodies are sweet, but those unheard
are sweeter; therefore, ye soft pipes, play on;
not to the sensual ear, but, more endear'd,
pipe to the spirit ditties of no tone:
fair youth, beneath the trees, thou canst not leave
thy song, nor ever can those trees be bare;
bold lover, never, never canst thou kiss,
though winning near the goal yet, do not grieve;
she cannot fade, though thou hast not thy bliss,
for ever wilt thou love, and she be fair!

a.
only things that continually change are true.
b.
unfulfilled desires and dreams seem sweeter.
c.
incidents and events depicted in art are true.
d.
art does not last forever; only memory does.
e.
incidents and events depicted in art are untrue.

The actors spoke loudly clearly and confidently. punctuate this sentence using the oxford comma

If an item does not contain a fragment, write correct. if the item contains a fragment, rewrite it to make it one or more complete sentences. 1.)their faces shining with delight at seeing the movie star. 2.)i wanted one thing. to take a long nap 3.)the committee was irrupted by this application. which we received just yesterday. 4.)i enjoy working with my hands. 5.)traffic lights flashing erratically as the cars jammed in the intersection, unsure whose turn it was to proceed. 6.)the apples cooked. with their sweet juices bubbling away. 7.)just as mr.chao said goodbye. 8.)classified ads filled the pages of the newspaper. 9.)a report to write and math to do before tomorrow. 10.)the silhouettes of the trees against the light of the moon.

Which word best describes the author's tone in this excerpt from "that spot" by jack london? i don’t think much of stephen mackaye any more, though i used to swear by him. i know that in those days i loved him more than my own brother. if ever i meet stephen mackaye again, i shall not be responsible for my actions. it passes beyond me that a man with whom i shared food and blanket, and with whom i mushed over the chilcoot trail, should turn out the way he did. i always sized steve up as a square man, a kindly comrade, without an iota of anything vindictive or malicious in his nature. i shall never trust my judgment in men again. why, i nursed that man through typhoid fever; we starved together on the headwaters of the stewart; and he saved my life on the little salmon. and now, after the years we were together, all i can say of stephen mackaye is that he is the meanest man i ever knew. a. excited b. ironic c. indignant d. playful