Answer:
I should be carbon dioxide . I am very sure of that
Hello,
Here is your answer:
The proper answer tot his question is A "cross pollinated".
Your answer is A.
If you need anymore help feel free to ask me!
Hope this helps!
Answer:
A theory.
Explanation:
A scientific theory is the product of related observations supported by evidence acquired through scientific investigation. An example of a theory includes the theory of evolution (which explains observations in the fossil record, phylogenetic patterns observed in species, and these results have been aquired through scientific investgation and analysis of things like the genome of species, and archeaological evidence)