The number of nodes in `3p` orbital

Number of nodes in 3p orbital is

Number of nodes in 3p orbital is

Number of nodes in 3p orbital is

What is the number of nodes in 3d orbitals ?

Assertion : 2p orbitals do not have any spherical node. Reason : The number of nodes in p-orbitals is given by (n-2) where n is the principal quantum number.

What is the total number of nodes in 3d-orbital?