According to Quantum Mechanics, the Energy of an Electron in a Hydrogen

Multiple Choice

According to quantum mechanics, the energy of an electron in a hydrogen atom can assume only the values $\frac { k } { 1 }$ , $\frac { k } { 4 }$ , $\frac { k } { 9 }$ , $\frac { k } { 16 }$ , . . . for a certain constant value $k$ . X - the energy of an electron in a hydrogen atom.
Classify the random variable X as finite, discrete infinite, or continuous.

A) X is a continuous random variable.
B) X is a discrete infinite random variable.
C) X is a finite random variable.