The answer I have gotten was A. Am I right? Which of these sequences whose nth term is given below is increasing? (4 points)

Question

a sub n equals 1 over n
a sub n equals 3 over n cubed
a sub n equals n over the quantity n plus 2
a sub n equals 2 raised to the n power over the quantity n plus 1 factorial

Answer 1

no. Check a few terms.
1/1, 1/2, 1/3, 1/4 ...