He should to decide what priorities he has. And then think which of those he wants. But if he doesn't confident enough he doesn't need to use his last wish.
Answer:
A
Explanation:
Polluted cities. the others are, poor working conditions, poor living, low wages, child labor and pollution.
Nakisha and Samir are making an effective use of presentation skills. Both are defending their ideas and persuading the others to follow them, by showing their knowledge about the topic with examples, and making the other students agree with them by using their ideas as well.
Mark, Casey and Kara are not so effective as they are not approaching the conversation properly, paying close attention to the questions given, or defending their own opinion.
Please include the options in your question.