According to the text above, judge the next items.
As used in the text, “enhanced” (l.9) and “throughout” (l.10) can be correctly replaced by improved and outside, respectively.
A expressão As a result em – As a result, sweeteners have been very widely tested and reviewed for safety and the ones on the market have an excellent safety track record. – é substituída, sem alterar o sentido do trecho, por 
A expressão due to em – … largely due to competition with the elements imported from China. – é substituída, sem alterar o sentido do trecho, por Complete the passage below with the correct form of the verb in parentheses. Then choose the correct alternative.
Choose the answer with the verbs that appropriately complete the text below.
Choose the alternative that correctly completes the dialogue below:
Choose the alternative that correctly completes the sentences below:
In “While many cities depended on factories and railways some time ago, today’s fastest-growing industries are finance, technology and business services, which help revive urban economies.”, “while” can be substituted for one of the following items (without any punctuation) with no change in meaning. Which one is it? 
Keeping the same meaning as conveyed by the text, the sentence “For instance, New York City’s murder rate went from 2,200 per year in 1990 to 414 last year, according to figures published by The Economist.” can be best rewritten as 