3 sorry if it is wrong but have a good day
Answer:
= 1
Step-by-step explanation:
You have to calculate the following limit:

To solve the previous limit, you can factor x from numerator and denominator of the function, and use the fact that c/∞ = 0 with c a constant.

Hence, the limit is 1, L = 1
I pretty sure all of them are right i study this a couple years ago