Please Help! I have been stuck on this question for ages.

What is a scientific theory? a. a scientist's guess about how something works b. the results of an experiment obtained using the scientific method c. a proven fact that will never change d. an idea that is backed by data from many sources

Which feature do highland climates have that lower elevation areas do not?

Which of the following best supports the concept that genetic information is passed on to offspring from both of their parents, not just one?