text: Below is an context that describes a sql query, paired with an question that provides further information. Write an answer that appropriately completes the request.  # noqa: E501
  ### Context:
  CREATE TABLE table_28744929_1 (joined_acc INTEGER, institution VARCHAR)
  ### Question:
  what year did north carolina institution join the acc?
  ### Answer:
  SELECT MAX(joined_acc) FROM table_28744929_1 WHERE institution = "North Carolina"