This Beatles late '65 album featured new sounds, including sitar, fuzz bass, and harmonium, and its cover showed the possible effects of marijuana on the weary group. It is...
C. Rubber Soul
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Rubber Soul
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Rubber Soul

Explanation:

This album was released on December 3, 1965. This album includes a variety of styles like rock, soul, folk, etc. However the prominent sounds were the inclusion of sitar, fuzz bass, and harmonium. And indeed, the characteristic about this album was that during its recording, the group members were under the influence of marijuana, not throughout it all but in a good amount of occasions.

#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 : )