Ed’s birthday is less than 16 days away. Part A
Ann writes the inequality d ≤ 16, where d equals the number of days, to represent this scenario.

Choose the best explanation for Ann’s error.
A.
Ann should have used 16d because it is less than 16 days away. B.
Ann should have switched the inequality symbol to greater than or equal to. C.
Ann should have switched the inequality symbol to not include 16 as a possible choice. D.
Ann should have used the not equals sign to compare the two sides of the inequality.