Which of the following would be a primary source if you were writing an essay on Betsy Ross’s life? A. A newspaper interview with Betsy Ross’s children.
B. An encyclopedia entry about Betsy Ross’s life.
C. An article written by a biographer 10 years after Betsy died
D. A letter from Betsy Ross to her husband

I would think it's B

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I have no explanation because it's instinct

i think it could possibly be b

the cost of attendance or coa is an approximate budget for the cost of attendance of the whole academic year. in order to calculate this, universities take into consideration many factors like room and board, tuitions and fees, books, transportation and personal expenses such as medicine, laundry, clothing. all these factors combined make up the final sum to the cost of attendance in each university.