13. What property of water is the most important for living organisms?
A.) it is odorless
B.) it does not conduct electricity
C.) it is tasteless
D.) it is a liquid at most temperatures on Earth

14. If your community was planning to build a new sanitary landfill, what would be the most important aspect for the environment to consider in locating the landfill?
A.) The cost of the land
B.) the location of the groundwater
C.) the proximity to an industrial park
D.) the accessibility to a major highway

15. A landfill is most likely to directly pollute when __________.
A.) water vapor is over the landfill
B.) precipitation is about to fall on the landfill
C.) surface streams is flowing to the landfill
D.) ground water is under the landfill

Please help me po, thank you in advance^ω^​