Two students are comparing scientific experiments to investigations. They came up with the following ideas. Student A: Testing plant growth in different types of soils Student B: Comparing the water level in a lake during different times of the year One student gave an example of an investigation and the other gave an example of an experiment. Which student gave an example of a scientific investigation? Student A because it requires a hypothesis Student B because it requires a hypothesis Student A because it can be done in natural settings Student B because it can be done in natural settings (worth 15 pts)