The best way to decide on an entry for a diagram is to identify the main purpose of the diagram and select the entry based on this.
In writing, an entry refers to a short text that encloses the main idea of an element such as an image, graph, etc.
Here are some steps you can follow to choose the best entry possible:
Note: This question is incomplete; due to this, I provided an answer based on general knowledge.
Learn more about entry in: https://brainly.com/question/479247