Macy observes the lake near a park is covered in green slime. over a few days she sees that the fish in the lake have started dying. what could
be a possible cause of this situation?
o
a.
the acid level of the lake has increased.
o
b.
an algal bloom has drained the lake of oxygen.
o
c.
industrial chemicals have poisoned the lake.
o
d.
the sediment level of the lake has increased.

(A) An algal bloom has drained the lake of oxygen.

Explanation:

Because "green slime" is algae and it needs oxygen just like the fish.

explanation:

on disadvantage of hydroelectric power is the cost. another disadvantage of using hydroelectric power is finding a water source powerful enough to harvest hydroelectric power.

in addition to spreading humanist ideas, erasmus has contributed to criticism of corruption in the church.