Which of the Following Statements Is TRUE

Multiple Choice

Which of the following statements is TRUE?

A) The principal quantum number (n) describes the shape of an orbital.
B) The angular momentum quantum number (l) describes the the size and energy associated with an orbital.
C) The magnetic quantum number (m_l) describes the orientation of the orbital.
D) An orbital is the path that an electron follows during its movement in an atom.
E) All of the above are true.