Sort out the sentences based on whether they are correct or incorrect

Select the correct answer. what does the process of natural selection involve?

Scientists follow specific processes in order to determine valid explanations and conclusions from observations. david observed strange lights in the sky above his home outside of roswell, new mexico. the only explanation that makes sense to him is that there are ufos in the area. what should david do next to verify his explanation?

Why is a noble gas different from other elements