What are the correct boundaries of the first class?

Please explain so I can better understand as well, don't just give an answer. Thanks!

Shae's Small Targets Number of Arrows 1 3 5 7 9 11 13 15 17 19 21 Inches from the center of the target (nearest half inch) Peter's Small Targets Number of Arrows 1 5 7 9 11 13 15 17 19 21 Inches from the center of the target (nearest half inch) (a) The LOWER limits or left endpoints are used in this graph for the values on the x-axis. What is the UPPER limit of the first class? 2.5 (b) What are the correct boundaries of the first class? (HINT: read the x-axis title) Left: Number Right: Number (c) What is the shape of the Distributions? Normal Uniform Left Skewed Right Skewed