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.
A series of programs have been broadcast to raise public awareness of healthy living.
A. experience
B. understanding
C. confidence
D. assistance
B. → ... để nâng cao nhận thức của công chúng về lối sống lành mạnh.