Rosa made a chart to summarize the characteristics of two types of social behavior. A 2-column table with 3 rows. Column 1 is labeled X with entries done by grazing animals, increases protection from predators, increases reproductive success. Column 2 is labeled Y with entries done by carnivores, divides labor among group members, makes foraging more efficient. Which headings best complete the chart? X: Herding Y: Cooperative Hunting X: Flocking Y: Migrating X: Cooperative Hunting Y: Herding X: Migrating Y: Flocking