Explanation:
A comma should follow a dependent clause when the dependent clause comes first in a sentence. A dependent clause is the clause which cannot stand alone in its meaning on the other hand independent clause refers to the phrase which can stand alone, though both have a subject and a verb.
A; identify the central ideas of the text.
B; form an opinion about the text.
C; list every detail that appears in the text.
D; compare the text with other texts.
Answer:
a subtle difference in or shade of meaning, expression, or sound:
"the nuances of facial expression and body language"
Explanation:
The answer is the paragraph beginning..The MS control the tops.." tops of freight trains.." ..they rob migrants riding the trains.." In order to cross the country in search for her mother, Enrique has to go up against the most dangerous sitiations.Not only has he to cope with gangsters ,but also confront thieves and officers willing to hunt migrants .Nevertheless, after the abandonment that could have caused his addiction, Enrique decides that no action is dangerous enough to keep him away from his mother any longer.