How can the atomic orbital be described in the quantum mechanical wave model of the orbitals?

A. A collection of balloons
B. A circular ring
C. A probability density

thinking its a, since the model has a complex shape, but not sure... any help?

2 answers

Dr.Bob please help
The pictures I see in texts and on the web make me think of somewhat mis-shaped balloons; however, I think the answer to the equation is c.