603. Rembrandt so treasured his collection of Islamic portraits that when forced to sell them in order to raise money, he first made copies of more than twenty.
(A) he first made copies of more than twenty
(B) first he made copies of more than twenty
(C) more than twenty were copied
(D) copies of more than twenty were made
(E) he copies more than twenty of them first

Please help me answer this question. Please explain why you have opted the one.