D Pearl Harbor because if they knocked out as many ships as possible they wouldn’t be able to fight in wwll
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Answer:
Lacks random assignment
Explanation:
the researcher may not Be able to establish valid causal relationships as the study lacks random assignment in that participants do not get equal opportunity of being assigned to groups. Random assignment means the researcher applies chance in assigning participants to groups such that the study is not biased and causal relationships are not affected. For example if a participant does not get to choose his group, the researcher randomly flips a coin to assign him to a group and so there is an uncorrupted result in findings
This would be called, alters, they are called that because people with dissociative identity disorder have distinct names, memories and voices. Meaning they are alters of their original self.
"In a person diagnosed with dissociative identity disorder, one main "personality" interacts with the world on a regular basis, but other personalities called alters are lurking in the recesses of consciousness."
A) A lot of competition between businesses.
