If soil is permeable then water easily flows through that soil, and water is a compound of hydrogen and oxygen. Given these facts, if soil is permeable then what easily flows through the soil among the following options:
- bacteria and algae
 - A compound of hydrogen and oxygen
 - solid, liquid, gas
 - marshes and swamps
 - the wearing away of rock
 - basic building blocks of life
 - plankton and nonliving organic
 - To another location like underground


 

  A compound of hydrogen and oxygen       