Use the image to answer the question.
An illustration shows a bar graph. The x-axis ranges from 50 to 54 in one unit increments. The y-axis ranges from 0 to 4 in one unit increments. The bar values are 4 units for 50; 0 units for 51; 2 units for 52; 3 units for 53; and 1 unit for 54.
Identify the gap in the bar graph. Which number represents the gap in the data?
(1 point)
Responses
49
49
51
51
54
54
52
1 answer
51