Oliver has to create a summary for his social studies class about the beginning of westward expansion in the United States. Which option describes something Oliver should include in his summary?(1 point) Responses Oliver's opinion about whether it was a good idea to expand Oliver's opinion about whether it was a good idea to expand details about each passenger of the caravans that traveled west details about each passenger of the caravans that traveled west subjective writing that contains one point of view of one of the travelers subjective writing that contains one point of view of one of the travelers the main events leading to the expansion of the country the main events leading to the expansion of the country

Oliver should include the main events leading to the expansion of the country in his summary. This would provide a clear and concise overview of how westward expansion in the United States began.