I don't think that people marry those who are like them, but people who have some things in common, that way they can easily try something new. I also don't think that people marry those who are like them because opposites attract each other. I think this pattern happens so that everyone married to their spouse will have their own ways of trying something their significant other likes.
The correct answer is D, Political Parties.
Earth's lithosphere. Earth's lithosphere includes the crust and the uppermost mantle, which constitute the hard and rigid outer layer of the Earth. The lithosphere is subdivided into tectonic plates. ... The lithosphere is underlain by the asthenosphere which is the weaker, hotter, and deeper part of the upper mantle.