When Carlos's grandfather migrated to the United States, he had completed six years of schooling and was an agricultural worker in California. Carlos's father completed high school and worked for twenty years as a clerk in a large state agency. Through the efforts of his father and grandfather, Carlos was able to graduate from college and medical school, and he now has a thriving medical practise in Southern California. Carlos's family exemplifies intergenerational mobility.
A. Petrified
<span>Petrified wood (from the Greek root petro meaning "rock" or "stone"; literally "wood turned into stone") is the name given to a special type of fossilized remains of terrestrial vegetation. ... A forest where such material has petrified becomes known as a petrified forest.</span>
I would say the answer is A. Dimitri made the modern periodic table, not chemical symbols, and generally compounds do not have the same properties, for example water which is made of 2 gases.
Answer: With the Independence of the Thirteen Colonies in 1776, the colonies became independent states, but united in a Federation, with republican and presidential political representation.
The Reconstruction had both positive and negative effects. If one side of African Americans are sending more experiments on the future economy of the south, because the economy was in a good way, the economy was growing in the South. On the other hand there are many protests against violations against this measure, many wanted to return to political control and that African Americans still have some service way.
Your missing half the question! i would answer but need more info