The correct answer is A. It means to make an inference about what happened
Step-by-step explanation:
"To read between the lines" is a figurative expression that refers to understanding the deep meaning of a text while reading. This often involves going beyond what is explicitly said in a text and find implicit meanings or messages through inferences. This means you use the details of a text and connect them to understand what is really happening in a situation or what is the real meaning. Moreover, his technique is important for readers because it helps them to have a deep understanding of a text. According to this to read between lines "means to make an inference about what happened".