[求助],求解一道GWD上的题

christinabai

Unlike the original National Museum of Science and Technology in Italy, Where the models are encased in glass or operated only by staff members ,the Virtual Leonardo projects , an online version of museum,encourage visitors to "touch" each exhibit, which thereby activates the animated functions of the piece.

A exhibit, which thereby activates

B exhibit, in turn an activation of

C exhibit, and it will activate

D exhibit and thereby activate

E exhibit which, as a result, activates

答案是B，我选的A，请NN指点

lijiahui0422

这次选Ｄ吧
根据句意来吧，题目是想表达一个递进的意思，先...进而...
A which 修饰exhibt不对，原文是ｐｒｏｊｅｃｔｓ发出的

christinabai

总觉得in turn an activation of说不通。可是D选项明显两个不能平行。请高人指点。

lijiahui0422

很明显么？...在研究一下句意