Mark the letter A, B, C or D on your answer sheet to indicate the word(s) CLOSEST in meaning to the underlined word(s) in each of the following questions.
The venom of coral snakes is especially potent and the mortality rate among humans who have been bitten is high.
A. contagious
B. Powerful
C. Abundant
D. impure
B
“potent” = “powerful”: rất mạnh, hiệu quả