Mark the letter A, B, C, or D on your answer sheet to indicate the word(s) CLOSEST in meaning to the underlined bold word(s) in each of the following questions.
Question 20. Tourism has played a pivotal role in promoting economic development.
A. thriving B. insignificant C. crucial D. prosperous
Question 21. The disease has sickened more than 38 million people worldwide and weakened the global economy.
A. wrecked B. improved C. refused D. complicated