(D) They are rare as they are found deep in the ocean they are very dangerous when they do go off though like the san andreas fault which was where one transform plate boundary earthquake went off killed over 600 people, that gets rid of B and A, and they were even erupting over 10 million years ago which gets rid of C and gives you the answer D.
4x^2-13x+14 hope this helps
I was a bit lost in the wording but I think I understand now...
When the lunar eclipse is in action, the earth's umbra thing will start covering the moon, making it possible to see it. When the earth's umbra completely covers the moon it will either have a red, brown or even sometimes a yellow look to it.
I think this was correct but I'm not sure about that. If this was wrong I'm really sorry and hope someone can give you the right answer for this.
Cells are limited in size by their surface area and volume ratio which means that when cells get so large, there is a limit that they can no longer obtain enough oxygen and nutrients. This process is involved in cell growth.
