D. single- and simple multi-celled organisms
Although more complex animals like invertebrates and multi-celled organisms began to appear, it was very late compared to the original, simpler organisms for which the Precambrian time is characterized by.
Answer:
They break apart dead organisms
Explanation:
Decomposers play an important role in the flow of energy through an ecosystem. They break apart dead organisms into simpler inorganic materials, making nutrients available to primary producers.
Rip currents are mainly caused when the sea is rough and large waves break into the shore. the water from the previous large wave tries to find a weak spot in the incoming wave and when it finds it, the water quickly pulls away from the shore causing dangerous rip currents. This type of currents have caused numerous deaths.
Answer : C
reason : give tia ymca eric just