Two main factors: The Norman invasion and political unification. The Norman invasion introduced a great many French loanwords, some 40% of English vocabulary by Chaucer's time.
<span>B) Since passengers on the train are unable to exit and reenter at the city stops.
This is a dependent clause, a fragment by itself.
C is a complete sentence - subject (the train) and verb (can be) and modifier (a convenient way to travel). </span>
The answer is B.
The structure of an argumentive essay is
Your claim and three supporting details
One essay for each detail
Restate your claim and summarize the information in your essay