1. cheerful : gloomy :: snobbish a. unpretentious
snobbish :
b. disconsolate
c. impassive
d. irresponsible

the answer is A because it has the same meaning

the addition that would strengthen melissa’s thesis statement, both the dark game and the code book explain the importance of codebreaking, is :

main ideas of each book

melissa should discuss the main ideas of each book because these ideas will fully support her thesis statement. through these details, readers will also understand the importance of codebreaking that melissa referred to, which was inspired by the books.

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explanation:

the red coloration of the lungs looks alarming and adds to the overall message that the flu is threatening apex