i will give brainllest What relationship could scientists track in order to see whether or not blue crabs were the main reason that large zebra mussels have declined?

the relationship between the size of zebra mussels and the size of blue crabs over one year

the relationship between the average numbers of large zebra mussels and blue crabs over time

the relationship between the average numbers of blue crabs and phytoplankton over time

the relationship between the size of blue crabs and the size of zooplankton over one year

Stone, two or three feet thick, the door of wood and iron, a foot thick, and the iron grating which strained the light, i could not being struck with the foolishness of that institution which treated me as if i were mere flesh and blood and bones, to be locked up. i wondered that it should have concluded at length that this was the best use it could put me to, and had never thought to avail itself of my services in some way. i saw that, if there was a wall of stone between me and my townsmen, there was a still more difficult one to climb or break through before they could get to be as free as i was. i did not for a moment feel confined, and the walls seemed a great waste of stone and mortar. i felt as if i alone of all my townsmen had paid my tax. — “civil disobedience,” henry david thoreau based on this passage, how did thoreau feel about his confinement?

Which type of presentation aid is depicted in the image above? a. object/topic itself b. illustration c. chart d. technology

Read the quotation from "an occurrence at owl creek bridge." and now he became conscious of a new disturbance. striking through the thought of his dear ones was a sound which he could neither ignore nor understand, a sharp, distinct, metallic percussion like the stroke of a blacksmith’s hammer upon the anvil; it had the same ringing quality. he wondered what it was, and whether immeasurably distant or near by—it seemed both. its recurrence was regular, but as slow as the tolling of a death knell. he awaited each stroke with impatience and—he knew not why—apprehension. the intervals of silence grew progressively longer, the delays became maddening. with their greater infrequency the sounds increased in strength and sharpness. they hurt his ear like the thrust of a knife; he feared he would shriek. what he heard was the ticking of his watch. which best describes the effect of the narration in the excerpt? it suggests that the man being executed feels tranquil and at peace. it suggests that the narrator is sympathetic to the man being executed. it suggests that the plot will become less tense as the story continues. it suggests that the story will become more intense and mysterious.