What is the best description of the data in the histogram?

A histogram titled Boxes received has weight of boxes in pounds on the x-axis and number of boxes on the y-axis. 5 boxes have a weight of 1 to 2 pounds; 4 are 3 to 4 pounds; 2 are 5 to 6 pounds; 1 is 7 to 8 pounds; 2 are 9 to 10 pounds; 4 are 11 to 12 pounds; 5 are 13 to 14 pounds.
The data set is symmetrical.
The data interval is 4.
The data set has a peak.
The data set has a cluster.