What constitutes plagiarism?
i. copying another’s work and presenting it as your own
ii. downloading and playing a song without paying for it
iii. making up information and creating citations
i only
ii only
ii and iii
i and iii

#1  sara was always tasked with selecting birthday presents for her friends and family because everyone admired her  impeccable taste. 

impeccable (adj): perfect, flawless

#2  they moved to the united states many years ago, but their  insular  attitudes made it difficult for them to socialize. 

insular (adj): isolated; separate

#3  the professor explained the  semantic  relationship between the two nouns used in the sentence. 

semantic (adj): related to words or the meanings of words 

happy to : )

i believe it’s the first one, but it could be the second! not the third or fourth.

explanation: