Mark the letter A, B, C, or D on your answer sheet to indicate the sentence that is closest in meaning to each of the following questions.
It is acknowledged that Vietnam had a complete control over SARS from a very early stage of the epidemic.
A. Vietnam is acknowledged to have a complete control over SARS from a very early stage of the epidemic.
B. Vietnam is acknowledged to have completely controlled SARS from a very early stage of the epidemic.
C. Vietnam was acknowledged to have controlled SARS from a very early stage of the epidemic.
D. Vietnam was acknowledged to have had a complete control over SARS from a very early stage of the epidemic.