Given that [math].

Which of the following limits are indeterminate forms? For those that are not an indeterminate form, evaluate the limit where possible. Enter I to indicate an indeterminate form, INF for positive infinity, NINF for negative infinity, and D for the limit does not exist or we don't have enough information to determine the limit.

(a) [math]

(b) [math]

(c) [math]

(d) [math]

(e) [math]