Students in a statistics class took their first test. The following table lists the scores they earned. Test 1 Grades nesse ll Create a stern-and-leaf plot and from it determine which of the following statements about the data distribution is most correct: A) Unimodal; no gaps; roughly symmetric; data centered around 80 B) Unimodal; no gaps; roughly symmetric; data centered around 70 C) Unimodal; one gap; skewed left; data centered around 80 D) Unimodal; one gap; skewed right; data centered around 80