Read Melissa's thesis statement.

Both The Dark Game and The Code Book explain the importance of codebreaking. Which addition would strengthen Melissa's statement?

main ideas of each book

subtopics explained in later paragraphs

other books written about codebreaking

historical facts from each text

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.