No one but the experts was able to realize that the painting was resembled the original.

A. It was obvious that only a person with great talent could a painting so successfully.

B. It was hard for ordinary peple to judge between the fake and the real one, but not for the experts.

C. It was alomost impossible for amateurs to realize that the painting was not authentic, though the experts could judge it quite easily.

D. The painting looked so much like the authentic one that only the experts could tell it wasn’t genuine.