Answer:
d toxic algae blooms
Explanation:
because it is eutrophication
Trilobites are found worldwide and evolved rapidly, making them easily distinguishable from trilobites of other time periods
D. Mitochondria and Chloroplast
i'm sorry if it's wrong but that should be the right answer
Answer:
Its a virus that any people get and some can die. It is also known as Influenze A. For for info look it up
Explanation: