I just took a test in school today. What question was I asked?

Question I was asked: According to the Periodic Table of the Elements, mercury (Hg) is different from other metals because mercury is

I just took a test in school today. What question was I asked?

Question I was asked: What is the correct explanation for why we have day and night on Earth?

I just took a test in school today. What question was I asked?

Question I was asked:
Western coral snakes have a striped color pattern and are poisonous. Arizona mountain king snakes look like western coral snakes but are not poisonous. The color pattern of the Arizona mountain king snake is an example of