Suppose int i = 5, which of the following can be used as an index for array double[] t = new double[100]?

a. i
b. (int)(Math.random() * 100))
c. i + 10
d. i + 6.5
e. Math.random() * 100

a. i
b. (int)(Math.random() * 100))
c. i + 10