4) Which is most likely the meaning of ameliorated? a) worsened b) improved c) continued d) renewed

showing or suffering from nervousness, fear, or a lack of confidence

it could change in many ways and by that i mean income can go lower or higher depending on how hard you work. i hope this .

#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 think the answer is a

hope i'm right, sorry if i'm not

-lavira : )