根据短文内容，从下框的A～F选项中选出能概括每一段主题的最佳选项，选项中有一项为多余项。
A. To meet with their friends.
B. To get working opportunities
C. To get religious freedom
D. To get away from the hardships
E. To avoid being short of food
F. To be attracted by the adventure
America is a country that was established by all the immigrants that came to settle there. The original settlers in America are the Indian-Americans who have been living there for thousands of years already, even before Christopher Columbus discovered it. Many people wonder the answer to the question why Mexican immigrants came to America.
        
The first answer to the question, why immigrants came to America is that most of them came to be saved from getting persecuted from a religious and get freedom. The Irish immigrants were just like some of the Mexican immigrants who came because they were afraid of getting persecuted（迫害） by the England church.
        
The second answer to the question, why Mexican immigrants came to America is to escape famine（饥荒）from Mexico. A big famine happened in the eighteenth century. A lot of people had no food and were starved to death so that they had to leave.
         
The third answer to the question, why Mexican immigrants came to America is to find good opportunities for a job. Many workers were needed when America was starting because many infrastructures were needed to be built. Many of them became farmers and carpenters. Some of them also sent money back to their families or relatives who still remained in Mexico. This is still a situation that is happening even today.
         
The fourth answer to the question, why Mexican immigrants came to America is that they wanted to seek adventure. Many people from other countries including Mexico had heard of the new found land and they wanted to see it for adventure. Many of them liked what they saw in America and decided to settle there permanently.
        
The fifth answer to the question, why Mexican immigrants came to America is to be able to escape（逃避）from the hardships in Mexico. They also came to reunite with some relatives who were already living in the United States. Many Mexicans settled in Texas, Nevada, Colorado and New Mexico.