\(\left(2\cdot x^2-7\right)\cdot\left(x^2-49\right)\) hay \(\left[\left(2\cdot x\right)^2-7\right]\cdot\left(x^2-49\right)\)

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.

In my experience, freshmen today are different from those I knew 25 years ago.

A. first-year students

B. new students

C. new counselors

D. young professors