Which of the following systems are stable? (1) (T\\circ x)_n = (10*n/(n+1)*x_n (2) (T\\circ x)_n = (x_n)~{100} (3) (T\\circ x)_n = 5e^{2ni} (i is complex number) A 2 B 1 and 2 C 1 and 3 D 1, 2 and 3Which of the following linear systems are stable? (1) y_n=2y_{n-1}+3y_{n-2}+x_n (2) y_n=5/6 y_{n-1}-1/6*y_{n-2}+x_n (3) y_n=y_{n-2}+x_n A None of them B 1 C 2 D 3