Explanation: Wetlands are the shallow lands occupied either seasonally or permanently with water. The wetlands are formed by the water of lakes, ponds, rainfall, agricultural irrigation, rivers and oceans. In the given situation, a wetland at the parking lot will filter the chemical pollutants like fuels of the vehicles. This will prevent the polluted water to be drained in an unpolluted water source like a groundwater.
Type of neuron that receives messages from the environment is a sensory neuron ie it receives messages from the 5 senses which are used by man to investigate the environment.