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.
Answer:
1. At the beginning, who seems most concerned about the group of boys being stranded on
an island with no form of authority present?
d. Simon
Answer: theme is the main idea/topic/lesson of a story. Common themes would be things like good vs. evil, the importance of friendship, family.
Explanation:
There are many factors that could hamper an effective communication. Some of those could be: social status (if you are talking to someone who has a more important status than yourself, it may happen that they are not interested in a communication with you), use of language (if you use inappropriate words, the conversation is not going to be successful), knowledge about the subject (if you don't know what you are talking about, the conversation is likely not going to continue), atmosphere/noise, cultural differences, disabilities, etc.