Answer: b Therefore
Step-by-step explanation:
Paragraph 1
Many countries in South America have seen their economies grow significantly over the past decade. With this growth, jobs have been created, infrastructure built and modernized, and the countries there have become more interconnected. Therefore, it should come as no surprise that the tourism industry has been booming there, as well. When countries, no matter where they are, begin to grow and build, tourists are soon to follow. Sometimes, even countries which are not growing will experience a tourist boom because of what is happening in a neighboring country.