Mark the letter A, B, C, or D to indicate the sentence that is closest in meaning to each of the following questions.
The Internet declared a takeover. Online shopping has become a popular shopping method.
A.The Internet declared a takeover when online shopping has become a popular shopping method.
B.The Internet declared a takeover for online shopping has become a popular shopping method.
C.The Internet declared a takeover ever since online shopping has become a popular shopping method.
D.The Internet declared a takeover in which online shopping has become a popular shopping method.