问一道题：NO.PZ201812310200000107 第7小题

NO.PZ201812310200000107 问题如下 In the presentation, Lok is askewhy the researtechose to use a receform cret mol insteof a structurmol. Whistatement is he likely to make in reply? Structurmols are outtehaving been veloped in the 1970s; receform mols are more morn, having been velopein the 1990s. Structurmols are overly complex because they require use of option pricing mols, whereas receform mols use regression analysis. Structurmols require \"insi\" information known to company management, wherereceform mols cuse publicly available ta on the firm. C is correct. Structurmols require information best known to the managers of the company. Receform mols only require information generally available in financimarkets. A is literally true but when mols were velopeis immaterial. Structurmols are currently usein practicommercibanks and cret rating agencies. B is incorrect because computer technology facilities valuation using option pricing mols well regression analysis. 是因为C更对所以选C吗？感觉如果在考BSM的地方就会提到BSM计算量大。

    请问老师为什么B不对？