Why were those on board not apprehensive about possible danger

Which choice analyzes the parts of the word and determines the meaning of the word spectator

Risk of harm in social and behavioral sciences generally fall in three categories, which are: breach of confidentiality, loss of autonomy, and study proceduresstudy procedures, breach of confidentiality, and loss of employmentinvasion of privacy, adverse reaction to study drug, and discriminationinvasion of privacy, breach of confidentiality, and study procedures

Does (flavius) josephus believe the romans were merciful when they conquered people? how does he try to persuade the reader to support his belief?