Drugs can prohibit dangerous behavior, and often result in actions consumers can't remember and/or have no control over. Such as vandalism, injury, threatening other victims, and even death. Making such drugs can be dangerous, as people may add or slip things into the drug of choice.
The answer would be A. It is a because diffusion and osmosis pass through cell membranes not using any energy, making it passive transport. They differ since diffusion is in all molecules but water and osmosis is just water molecules
Possibly some bleed along your digestive system.
A poisonous snake of North America is the Rattlesnake... I'm not sure if it's one of only 2, but it is one.