Jane is researching the reasoning behind US Supreme Court denial of writs of certiorari. She learns that the Court normally denies more than 1000 petitions annually. She also learns that when the Court does decide to review a case, it usually involves all of the following, EXCEPT: Select one:

a. a conflict between decisions of courts of appeals

b.an issue of wide public significance

c. a question as to the constitutionality of an IRC provision

d. the controlling factors in an acquiescence case