The dot plot below shows the number of items in the basket of some shoppers:

A dot plot with integers 1 to 5 is shown. It is labeled Items and titled Items in Baskets. There is 1 dot above 1, 2 dots above 2, 4 dots above 3, 2 dots above 4, and 1 dot above 5.

Which of the following statements best describes the shape of the data?

It is symmetric and has a peak at 3.
It is symmetric and has a peak at 4.
It is not symmetric and has a peak at 3.
It is not symmetric and has a peak at 4.