You are presented with the question "The growth of plant roots is positively impacted by what kind of soil?" and the following answer choices: 
- fertile
 - claggy
 - heavy
 - alluvial
 - sun's heat
 - salinity
 - warm
 - dense

Now knowing that the looseness of soil has a positive impact on a plant 's roots' growth in that soil and fertile soil is loose, absorbent and pleasant smelling, choose the best answer.


 

 fertile        