THE NOTICE WAS DECLARED SUCH A LONG TIME AGO THAT IT CAN'T BE SEEN NOW...

53: The notice was declared such a long time ago that it can't be seen now.A. is unnoticed B. is unvisible C. is invisible D. is blind

Mark the letter A, B, C, or D on your answer sheet to indicate the word or phrase that is OPPOSITE in meaning to the

underlined part in each of the following questions

.