Study the data below. Then answer the questions that follow.
Metro area London has a population of 8.2 million. Tokyo has a population of 33.2 million. New York has a population of 18.9 million. Jakarta has a population of 14.2 million.
Question 3A: Define the following terms and relate them to the cities shown in the data: global city and megacity
Question 3B: Describe two positive effects of global cities on the world's economy or culture and two negative effects of global cites on the world's economy or culture.