Answer: An aquifer is defined as a body of rock or unconsolidated sediment that has sufficient permeability to allow water to flow through it. Unconsolidated materials like gravel, sand, and even silt make relatively good aquifers, as do rocks like sandstone. Other rocks can be good aquifers if they are well fractured.
C. convergent faults...............................................................
A flow resource is a resource which is neither renewable nor non-renewable, and must be used where it occurs and replenishes itself.
Answer:
I believe it’s C. Trade barriers, such as tariffs, which protect local producers
also good luck with the rest of your tests!