What did Martin Kemp do to Bianca Sfroza？A．He refused to believe it to be a Leonardo when
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What did Martin Kemp do to Bianca Sfroza？
A．He refused to believe it to be a Leonardo when seeing the digital image.
B．He examined the layers with the help of high-resolution multispectral scans.
C．He collected enough evidence to make all other scholars convinced.
D．He found the identification of the drawing, which was written down in Sforziad.
请帮忙给出正确答案和分析，谢谢！
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正确答案：B
细节题。题干涉及的事实细节散落在本文的各个部分。由选项[B]中的high-resolutionmultispectralscans定位至第五段第二句，可知Kemp借助高分辨率多光谱扫描手段来研究这幅画的层次，因而[B]正确。