The correct answer among all of the given choices would be the third choice, CLOUDS.
I hope this is the answer you were looking for and that it helps!! :)
From what i know, the feet of an animal should always be on the table. This is due to the fact that aside from health reason's, the animal usually feels more comfortable not on it's back.
Based on the CDC Article There were about 300 species of birds infected by the west Nile virus in Florida. good luck:)
Alot of humans might not now they are even harming the systems by smoking or littering.