Question

earth science D: please help

Answer 1

If you wanted to study climate change, which fossil would be most useful? A fossil of an organism that is __________.

>small, hard, abundant, sensitive to temperature change, and easily preserved
>small, hard, abundant, resistant to temperature change, and easily preserved
>large and difficult to find, but resistant to temperature change
>large and difficult to find, but sensitive to temperature change

Answer 2

logically which do you think?
would it be useful if you can't find it?
if it's sensitive to temperature change, it would not be preserved as well therefore not useful...

Answer 3

so none of them are useful ??