I think d is the correct answer or not
Answer:
The formation of new species would be the correct answer
Explanation:
As the meaning of speciation, speciation is the word that is used to decribe a new, distinct species that have never appeared before.
Hope this help you :3

The main reason causing average global temperature rise is increase in amount of green house gases like Carbodioxide, and since deforestation reduces a vast number of plants, so there is lack of plants absorbing CO2 causing this whole thing.
So, according to this the Correct choice is B
Answer:
B
Explanation:
Fish take small amounts of oxygen from water bacteria however, i believe do not need oxygen