Aforce that tends to pull together the matter in stars is a. gravity b. nuclear fusion c. expansion d. nuclear fission

answer; i believe that the correct answer is (light);

science-ocean floors and habitats study guide by volleyballqueen3817 a major advance in ocean-floor mapping. list four sections of the ocean floor. algae that use sunlight to produce their own food through photosynthesis. all of the feeding relationships that exist in a habitat. drying out, predators, find food.