Choose the best topic sentence from the four options below. Write the corresponding letter of your choice on the answer sheet.

Choose the best topic sentence from the four options below. Write the corresponding letter of your choice on the answer sheet.

A.The private automobile has affected our life in various ways.

B.The late 1990s witnessed a 20% rise in private car ownership.

C.Luxury cars of this kind wasn’t popular in that part of the country.

D.ars increase the cost of living and lead to a rise in traffic accidents.

正确答案是A