The answer is C , because the other sentences end in 3rd person. C starts and ends in first person, therefore C is the correct answer.

<h2 /><h2> JOH-EUN ACHIM!!</h2>
➢The International Astronomical Union (IAU) downgraded the status of Pluto to that of a dwarf planet because it did not meet the three criteria the IAU uses to define a full-sized planet. Essentially Pluto meets all the criteria except one—it “has not cleared its neighboring region of other objects.”
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C) Thoughtful
E) Dramatic
H) Imaginative
He is described as pondering about the things and events surrounding him, searching for depth and meaning within them. He also looks at them in a dramatic light, imagining each small occurrence with more significance than it actually possesses.
Complexity Character. Hopefully this helps!