Answer:
C. Context clues
Explanation:
Context clues are <em>hints found within </em>a sentence, paragraph, or passage that a reader can use to understand the meanings of new or unfamiliar words. Context clues can also take the form of synonyms, antonyms, word-structure clues, comparisons (such as metaphors and similes), and contrasts.
What I think he means is that the bystanders knew what was happening but didn't stand up for it. They didn't fight for the Jews rights. But in my opinion that statement is wrong since anyone who stood up or defended the Jews would be killed.
Answer:
B. Kelvin did not have the benefit of a science education at school.