William blackstone was important because he wrote the magna carta. led the glorious revolution. wrote the english bill of rights. created a record of common law.

created a record of common law.

Explanation:

William Blackstone's writing of "Commentaries on the Laws of England" was a vital piece of common law in the eighteenth century England. He developed a great interest in common law and started lecturing on the subject in the mid-eighteenth century. His doctrine on common law was not only widely popular in England but in  North America also.

d) all choices are correct

the term is einsatzgruppen