Laura has the chance to take an optional final exam. if she doesn't take it, her course grade stays as it is. if she does choose to take it, her final course grade could improve or decline, depending on her performance. laura's decision to keep her grade as is is best explained by the idea of

Laura's decision is explained by the idea of loss aversion.

Explanation:

he agrees with the monk's positions.

#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 

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