A Tallgrass Prairie or Beech-Maple Woodland Are Examples of

A tallgrass prairie or beech-maple woodland are examples of

A) ecologists demarcating an ecosystem according to the types of producers it contains;this,in turn,establishes the type of consumers that the ecosystem supports.
B) ecologists demarcating an ecosystem according to the climate in which it is located.
C) ecologists demarcating an ecosystem according to the type of consumers it contains;this,in turn,establishes the type of producers that the consumers support.
D) ecologists demarcating an ecosystem according to the daily rainfall amounts;this does not affect the types of consumers or producers present in the ecosystem.