If a Hydrogen Atom Originally in a State with Principal

Multiple Choice

If a hydrogen atom originally in a state with principal quantum number n is excited to state n' = 2n,then

A) its radius and binding energy will double.
B) its radius will quadruple and the binding energy will double.
C) its radius will double and the binding energy will quadruple.
D) its radius will quadruple and the binding energy will be reduced by a factor of four.
E) its radius and binding energy will quadruple.