Empire Bank and Smith Execute a Mortgage in Favour of Empire

Empire Bank and Smith execute a mortgage in favour of Empire Bank. Empire Bank informs Standard Bank, which later executes another mortgage of the property with Smith. Unknown to both Banks, Smith has already mortgaged the property to Jones. After registration by all, the register shows Standard, followed by Empire, then Jones. The priority of these mortgages is (from 1^st down)

A) Jones, Empire, Standard.
B) Jones, Standard, Empire.
C) Standard, Empire, Jones.
D) Empire, Standard, Jones.
E) Jones, Empire, Standard is void.