I'm not sure but it looks like the answer is C
Answer:
It was basically a way of payment to come to America. They would put in very hard work for the next 7 YEARS in order to pay for just one ticket on the ship from Europe.
Chemical weapons
Both sides developed lethal forms of chemical welfare that resulted to death of thousands in the trench war.Germany was the first to employ chemical weapons and it is estimated that over 10,000 tonnes of chemical gas, lethal and poisonous was blown.
Answer:
The essay must begin with an introductory paragraph that explains to the reader what the paper is about (topic) and clearly expresses your main claim (thesis statement). The main claim should be stated in the introduction so that the reader can assess its validity while reading the body of the essay.
In this case: a thesis statement should always be used in the first paragraph to state your opinion and reasoning.