Which Volume Remains in the Lungs After a Maximal Expiration $\mathrm{VT})$

Which volume remains in the lungs after a maximal expiration?

A) Tidal volume ( $\mathrm{VT})$
B) Vital capacity (VC)
C) Expiratory reserve volume (ERV)
D) Residual volume (RV)
E) Functional residual capacity (FRC)
F) Inspiratory capacity
(G) Total lung capacity