[Solved] Simple linear regression allows one to: A) determine the relation among four or more variables. B) predict an individual's score on a dependent variable from her score on multiple independent variables. C) predict an individual's score on the dependent variable from her score on the independent variable. D) infer the direction of causal relations. Horsetails: A group of vascular plants in the genus Equisetum, known for their jointed, hollow stems and reproduction through spores, not seeds. Terrestrial Life: Organisms that live and thrive on land, as opposed to in water or air. Land Plants: A large group of terrestrial plants, including bryophytes, ferns, and seed plants, that are key contributors to terrestrial ecosystems and the global oxygen cycle. Megafossils: Large fossilized remains or impressions of plants or animals visible to the naked eye, used in the study of paleontology.