You are presented with the question "What compound or substance can frogs smell and taste?" and the following answer choices: 
- herbicide
 - hydrocarbons
 - Chemicals
 - Acids
 - acetic acid
 - an object
 - thirst
 - Pesticides

Now knowing that amphibians have sense organs to smell and taste chemicals and frogs are the most durable of the amphibians, choose the best answer.


 

   Chemicals      