You are presented with the quiz "Slime molds can produce" 

But you don't know the answer, so you turn to your teacher to ask for hints. He says that "slime molds are fungus-like protists commonly found on rotting logs and compost" and "methane gas is a produced by rotting compost, trash, and human waste". 

So, what's the best answer to the question?


 

  methane gas         