I believe the answer is B
Answer:
In science, a model is a representation of an idea, an object, a process or a system. Using a plastic bag, students can model the water cycle. ... When the plastic bag is hung in a sunny window, heat from the Sun evaporates water from the lake and forms condensation and precipitation.
Answer:
Class Monogenea
This is one of the largest groups of flatworms whose members as almost exclusively parasites of aquatic vertebrates (ectoparasites).
Water is a Solute so your answer is C. have a nice day