FOR BRAINLIEST Older people in town who were surveyed are more likely to go on daily walks than the younger people who live in this town. What can researchers MOST likely conclude from this information?

Fossils of ancestors of the modern horses show a small 4-toed almost dog-like browsing animal named eohippus over time the horses got larger lost toes and changed to a grazing diet what is the best explanation of why this change occurred