Should be false, this is usually not a good idea as though it is "fresh", it can still be contaminated. Technically though, you can, nothing is stopping you, it's just not recommended.
Answer:
B. The area was once under water.
It is A. oceans, E. lakes
Although all of these can be used, humidity is one I have heard the most. Temperature is a runner up, and then wind. Weather isn’t scientifically measured by rainfall or cloudiness. It is also not typically measured by sunshine.