Answer:
In the n=1 shell you only find s orbitals, in the n=2 shell, you have s and p orbitals, in the n=3 shell, you have s, p and d orbitals and in the n=4 up shells you find all four types of orbitals.
Explanation:
There are n2 orbitals for each energy level. For n = 1, there is 12 or one orbital.
