D) They are built by the deposition of sand by wind
1.Fact
2.Fact
3.Opinion
4.Opinion
5.Fact
6.Fact
7.Fact
8.Opinion
I would debate on not testing on animals because not only would it possibly harm the animals but the results would also no be completely accurate. Rather it be actual volunteering humans.
Determine whether each number is rational or irrational.
Rationa