Description: Setting marks on the x-axis is a fundamental function in data visualization, allowing for the specific locations where marks or labels will be placed on the horizontal axis of a graph. This function is crucial for clarity and accuracy in the graphical representation of information, as x-axis marks help viewers correctly interpret the presented data. By setting these marks, the scale of the axis can be customized, adjusting the distance between marks and the range of values they represent. This is especially useful in graphs that cover a wide range of data or in those that require a focus on specific intervals. Additionally, the function allows for the inclusion of custom labels, facilitating the identification of categories or points of interest in the graph. In summary, setting marks on the x-axis not only enhances the aesthetics of the graph but also optimizes the communication of information, making data more accessible and understandable for the target audience.