Read the passage and answer the question: "A recent study found that students who take short breaks during study sessions are more likely to retain information than those who study for long, uninterrupted hours. The study also noted that the type of break matters; the study analyzed mental breaks, snack breaks, meditation breaks, and physical activity breaks, and found physical activity breaks were the most effective." What is the main finding of the study in the passage?

Physical activity breaks are the least effective kind
Students who take short breaks retain information better.
Short breaks have some impact on information retention.
A recent study found that students who take short breaks during study sessions are more likely to retain information than those who study for long, uninterrupted hours. The study also noted that the type of break matters; physical activity breaks were the most effective.

The main finding of the study in the passage is that students who take short breaks during study sessions are more likely to retain information than those who study for long, uninterrupted hours. Additionally, physical activity breaks were found to be the most effective type of break.