Concept:Stories in EVS help illustrate scientific ideas, encourage exploration, and show how science develops over time.
Explanation:Ronald Ross's story shows the scientific process of observing and experimenting to solve a problem.
It also inspires learners to find and share more such stories, building critical thinking.
The story helps learners appreciate the history of science and the efforts behind discoveries.
The option "to inspire learners to write stories" is not a purpose here; that is more related to language classes.
Answer:The correct purpose includes helping understand scientific processes, encouraging collection of more stories, and appreciating history of science. Hence, option B: a, c, d.