Answer:
It's C
Explanation:
Principle is equivalent to main rule or standard in option C
The theory of plate tectonics states that the Earth's surface, the upper mantle and crust, was once made up of enormous rock plates that broke into smaller pieces approximately 300 million years ago. These smaller, broken plates form a more fluid rock surface in the mantle. Over time, the plates move and morph into natural land boundaries. This explains natural land phenomena, such as earthquakes and tsunamis.So A
Before he turned into an insect, Gregor's biggest priority in life was to work hard and pay off his family's debt.
Answer: A) He has already been to the asteroid.
Explanation: In the given lines we can see Kenniston talking to another person, they are discussing whether or not they have to go back to an asteroid and that in order to do that, they need to find a ship. An inference is something that the text doesn't say in a literal way, but that we can understand when we read the text, in this case we can infer that Kenniston has already been to the asteroid because he said "we've got to get back".
