Three more interesting facts about the
Bushveld Complex. Share your findings with the class.​

When a lake, river or other aquatic  system  becomes  eutrophic, it can have serious negative effects on other organisms like fish, birds and even people.if an algal bloom is so bad that it causes wide-spread death  in  the  water, the organisms that die will all sink to the bottom and start to decompose.

C.     is the right answer because it is ask about the soil types has the richest in organic material.

good luck