Recent Criticisms of La Porta Et Al

Recent criticisms of La Porta et al.s' theory on the role of legal families include the following.

A) As La Porta et al. used secondary sources rather than the actual law texts, they have made errors in interpreting the law.
B) The legal family is only a proxy for culture which is much better at explaining common patterns and differences in corporate governance across countries.
C) Some of the criteria that La Porta et al. have retained to measure investor protection are irrelevant whereas some of those that have been omitted are clearly relevant.
D) All of the above are correct.