Probably plate tectonics because volcanos are formed from divergent boundaries
A mixed mexican can be Chicano. But term Chicano is normally used to refer to someone born in the United States to Mexican parents or grandparents and is considered a synonym of Mexican-American. A person who was born in Mexico and came to the United States as an adult would refer to him/herself as Mexican, not Chicano.
Lila’s sample size is most likely greater than robert’s sample size.
