Read the following passage and mark the letter A, B, C or D on your answer sheet to indicate the option that best fits each of the numbered...

Read the following passage and mark the letter A, B, C or D on your answer sheet to indicate the option that best fits each of the numbered blanks.

        An increasing number of people are transitioning from gas-powered cars to electric vehicles in pursuit of a greener planet. (18) ____________, but they still have a few disadvantages. In comparison with EVs, gas-powered vehicles generally cause harm to our planet. First, burning fossil fuels (19) ____________, causing toxic smog. Besides, gas-powered vehicles release gases that trap heat, making the whole planet warmer. The bigger the amount of trapped heat, (20) ____________, which could cause extreme weather conditions. Electric vehicles have their own limitations. (21) ____________ that come from mines. Mining can devastate the local environment and sometimes lead to harsh working conditions for mine workers. Moreover, EVs only are completely eco-friendly (22) ____________ like wind and solar power. EVs also have a serious disadvantage in their battery. On one charge, many EVs can’t travel as far as a typical gas-powered car on a full tank. In conclusion, while the transition from gas-powered vehicles to EVs is strongly encouraged, addressing the current limitations of EVs is essential for a sustainable green future

Question 18.

A. Although electric vehicles (EVs) have become cheaper

B. Electric vehicles (EVs) are becoming more and more efficient

C. As electric vehicles (EVs) became more and more efficient

D. The more efficient electric vehicles (EVs) become