Captions are important because they can let the reader know what the subject is going to be about. Captions can also interest a reader and make them want to continue reading. Captions can also help a reader better understand what they're looking at by the title showing the topic of the story. Captions are important because they can let the reader know the topic.
Captions are important because they help readers better understand the story given and before reading the story they look at the caption to get more details!